It looks like this is a web page, not a feed. I looked for a feed associated with this page, but couldn't find one. Please enter the address of your feed to validate.

Source: https://blog-170177855304.gifthub.news/post/4791658203

  1. <!doctype html>
  2. <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en" prefix="og: http://ogp.me/ns#">
  3.  
  4.  <head>
  5.    <meta charset="utf-8">
  6.    <meta name="applicable-device" content="pc,mobile">
  7.    <meta name="viewport" content="width=device-width, initial-scale=1">
  8.    <title>Cognitive Outcomes of Simulation-Based Learning in Game Environments #683404678683 (2025-02-04)</title>
  9.    <link rel="canonical" href="https://blog-170177855304.gifthub.news/post/4791658203">
  10.    <link rel="stylesheet" href="https://fonts.googleapis.com/css2?family=Poppins:wght@400;700&display=swap">
  11.    <link rel="stylesheet" href="https://x.gifthub.news/static/css/style.css">
  12.    <script src="https://x.gifthub.news/static/js/lazysizes.min.js" async></script>
  13.    <link rel="shortcut icon" href="/favicon.ico">
  14.    <!-- Open Graph Metadata -->
  15.    <meta property="og:type" content="article" />
  16.    <meta property="og:title" content="Cognitive Outcomes of Simulation-Based Learning in Game Environments" />
  17.    <meta property="og:description" content="Cognitive Outcomes of Simulation-Based Learning in Game Environments #683404678683 (2025-02-04)" />
  18.    <meta property="og:url" content="https://blog-170177855304.gifthub.news/post/4791658203" />
  19.    <meta property="og:site_name" content="gifthub.news" />
  20.    <meta property="og:image" content="https://x.gifthub.news/static/images/post/16.jpg" />
  21.    <meta property="og:article:published_time" content="2025-02-04T06:13:58Z" />
  22.    <meta property="og:article:author" content="Dr. Donald Green" />
  23.    <meta property="og:article:section" content="gifthub.news" />
  24.    <meta property="og:article:tag" content="Games, Mobile Games, Video Games" />
  25.    <!-- Schema.org -->
  26.    <script type="application/ld+json">{
  27.            "@context": "https://schema.org",
  28.            "@type": "ScholarlyArticle",
  29.            "headline": "Cognitive Outcomes of Simulation-Based Learning in Game Environments #683404678683 (2025-02-04)",
  30.            "author": {
  31.                "@type": "Person",
  32.                "name": "Dr. Donald Green",
  33.                "affiliation": {
  34.                    "@type": "Organization",
  35.                    "name": "gifthub.news"
  36.                },
  37.                "url": "https://blog-170177855304.gifthub.news/post/4791658203"
  38.            },
  39.            "datePublished": "2025-02-04T06:13:58Z",
  40.            "image": "https://x.gifthub.news/static/images/post/16.jpg",
  41.            "journal": {
  42.                "@type": "Periodical",
  43.                "name": "gifthub.news",
  44.                "issn": "10.1069/683404678683"
  45.            },
  46.            "publisher": {
  47.                "@type": "Organization",
  48.                "name": "gifthub.news",
  49.                "url": "https://blog-170177855304.gifthub.news"
  50.            },
  51.            "doi": "683404678683",
  52.            "abstract": "Cognitive Outcomes of Simulation-Based Learning in Game Environments #683404678683 (2025-02-04)",
  53.            "citation": {
  54.                "@type": "CreativeWork",
  55.                "name": "Cognitive Outcomes of Simulation-Based Learning in Game Environments",
  56.                "author": "Dr. Donald Green",
  57.                "datePublished": "2025-02-04T06:13:58Z",
  58.                "url": "https://blog-170177855304.gifthub.news/post/4791658203"
  59.            }
  60.        }
  61.    </script>
  62. </head>
  63.  
  64. <body>
  65.    <div class="site-mobile-menu site-navbar-target">
  66.        <div class="site-mobile-menu-header">
  67.            <div class="site-mobile-menu-close">
  68.                <span class="icofont-close js-menu-toggle"></span>
  69.            </div>
  70.        </div>
  71.        <div class="site-mobile-menu-body"></div>
  72.    </div>
  73.    <nav class="site-nav">
  74.        <div class="container">
  75.            <div class="site-navigation">
  76.                <div class="row">
  77.                    <div class="col-md-6 text-center order-1 order-md-2 mb-3 mb-md-0">
  78.                        <a href="https://blog-170177855304.gifthub.news" class="logo m-0 text-uppercase">gifthub.news</a>
  79.                    </div>
  80.                    <div class="col-md-3 order-3 order-md-1">
  81.                    </div>
  82.                </div>
  83.            </div>
  84.        </div>
  85.    </nav>
  86.    <div class="section post-section pt-5">
  87.        <div class="container">
  88.            <div class="row justify-content-center">
  89.                <div class="col-lg-8">
  90.                    <div class="text-center">
  91.                        <img src="https://x.gifthub.news/static/images/user/6.jpg" alt="Cognitive Outcomes of Simulation-Based Learning in Game Environments" title="Cognitive Outcomes of Simulation-Based Learning in Game Environments" class="author-pic img-fluid rounded-circle mx-auto">
  92.                    </div>
  93.                    <span class="d-block text-center">Donald Green</span>
  94.                    <span class="date d-block text-center small text-uppercase text-black-50 mb-5">2025-02-04</span>
  95.                    <h2 class="heading text-center">Cognitive Outcomes of Simulation-Based Learning in Game Environments</h2>
  96.                    <p class="lead mb-4 text-center">Thanks to Donald Green for contributing the article "Cognitive Outcomes of Simulation-Based Learning in Game Environments".
  97.                    </p>
  98.                    <img src="https://x.gifthub.news/static/images/post/16.jpg" alt="Cognitive Outcomes of Simulation-Based Learning in Game Environments" title="Cognitive Outcomes of Simulation-Based Learning in Game Environments" class="img-fluid rounded mb-4 lazyload">
  99.                    <p>This study applies neuromarketing techniques to analyze how mobile gaming companies assess and influence player preferences, focusing on cognitive and emotional responses to in-game stimuli. By using neuroimaging, eye-tracking, and biometric sensors, the research provides insights into how game mechanics such as reward systems, narrative engagement, and visual design elements affect players’ neurological responses. The paper explores the implications of these findings for mobile game developers, with a particular emphasis on optimizing player engagement, retention, and monetization strategies through the application of neuroscientific principles.</p>
  100. <p>This research investigates the environmental footprint of mobile gaming, including energy consumption, electronic waste, and resource usage. It proposes sustainable practices for game development and consumption.This study examines how mobile gaming serves as a platform for social interaction, allowing players to form and maintain relationships. It explores the dynamics of online communities and the social benefits of gaming.</p>
  101. <p>This paper explores the use of mobile games as learning tools, integrating gamification strategies into educational contexts. The research draws on cognitive learning theories and educational psychology to analyze how game mechanics such as rewards, challenges, and feedback influence knowledge retention, motivation, and problem-solving skills. By reviewing case studies of mobile learning games, the paper identifies best practices for designing educational games that foster deep learning experiences while maintaining player engagement. The study also examines the potential for mobile games to address disparities in education access and equity, particularly in resource-limited environments.</p>
  102. <p>This study explores the role of player customization in mobile games, focusing on how avatar and character customization can influence player identity, self-expression, and engagement. The research examines how customizing characters, outfits, and other in-game features enables players to create personalized experiences that reflect their preferences and identities. Drawing on social identity theory and self-concept research, the paper investigates how customization fosters emotional attachment to the game, as well as its impact on player behavior, such as social interaction and competition. The study also explores the commercial implications of offering customizable in-game items, including microtransactions and virtual economies.</p>
  103. <p>This research explores the intersection of mobile gaming and behavioral economics, focusing on how in-game purchases influence player decision-making. The study analyzes common behavioral biases, such as the “anchoring effect” and “loss aversion,” that developers exploit to encourage spending. It provides insights into how these economic principles affect the design of monetization strategies and the ethical considerations involved in manipulating player behavior.</p>
  104.  
  105.                    <p>
  106.                    <a href="/redirect/?url=https://blog-170177855304.gifthub.news/post/4791658203" target="_blank" class="custom-link">Link</a>
  107.                    </p>
  108.                    <p><a href="https://www.linegames.org/" target="_blank" class="custom-link">External link</a>
  109. <a href="https://www.iliiili.com/" target="_blank" class="custom-link">External link</a>
  110. <a href="https://www.digwow.net/" target="_blank" class="custom-link">External link</a>
  111. <a href="https://www.free-giftcodes.com/" target="_blank" class="custom-link">External link</a>
  112. <a href="https://www.gifthub.com.ru/" target="_blank" class="custom-link">External link</a>
  113. <a href="https://564092375188-edu.iliiili.com/" target="_blank" class="custom-link">External link</a>
  114. <a href="https://203480989473-edu.digwow.net/" target="_blank" class="custom-link">External link</a>
  115. <a href="https://488472328727-edu.free-giftcodes.com/" target="_blank" class="custom-link">External link</a>
  116. <a href="https://965573404843-edu.gifthub.com.ru/" target="_blank" class="custom-link">External link</a>
  117. <a href="https://831789127075-gov.iliiili.com/" target="_blank" class="custom-link">External link</a>
  118. <a href="https://218080887335-gov.digwow.net/" target="_blank" class="custom-link">External link</a>
  119. <a href="https://785269543622-gov.free-giftcodes.com/" target="_blank" class="custom-link">External link</a>
  120. <a href="https://645443974772-gov.gifthub.com.ru/" target="_blank" class="custom-link">External link</a>
  121. <a href="https://861594173699-gov-edu.iliiili.com/" target="_blank" class="custom-link">External link</a>
  122. <a href="https://644016270715-gov-edu.digwow.net/" target="_blank" class="custom-link">External link</a>
  123. <a href="https://112580876936-gov-edu.free-giftcodes.com/" target="_blank" class="custom-link">External link</a>
  124. <a href="https://443713678079-gov-edu.gifthub.com.ru/" target="_blank" class="custom-link">External link</a>
  125. <a href="https://707889390549-edu.iliiili.com/?url=https://blog-170177855304.gifthub.news/post/4791658203" target="_blank" class="custom-link">External link</a>
  126. <a href="https://527210865236-edu.digwow.net/?url=https://blog-170177855304.gifthub.news/post/4791658203" target="_blank" class="custom-link">External link</a>
  127. <a href="https://503301381169-edu.free-giftcodes.com/?url=https://blog-170177855304.gifthub.news/post/4791658203" target="_blank" class="custom-link">External link</a>
  128. <a href="https://199153115837-edu.gifthub.com.ru/?url=https://blog-170177855304.gifthub.news/post/4791658203" target="_blank" class="custom-link">External link</a>
  129. <a href="https://923447007448-gov.iliiili.com/?url=https://blog-170177855304.gifthub.news/post/4791658203" target="_blank" class="custom-link">External link</a>
  130. <a href="https://686893813728-gov.digwow.net/?url=https://blog-170177855304.gifthub.news/post/4791658203" target="_blank" class="custom-link">External link</a>
  131. <a href="https://040633426871-gov.free-giftcodes.com/?url=https://blog-170177855304.gifthub.news/post/4791658203" target="_blank" class="custom-link">External link</a>
  132. <a href="https://581336104884-gov.gifthub.com.ru/?url=https://blog-170177855304.gifthub.news/post/4791658203" target="_blank" class="custom-link">External link</a>
  133. <a href="https://link.naver.com/bridge?265548453416&amp;url=https://blog-170177855304.gifthub.news/post/4791658203" target="_blank" class="custom-link">External link</a>
  134. <a href="https://link.naver.com/bridge?869447595739&amp;url=https://naver869447595739-edu.digwow.net" target="_blank" class="custom-link">External link</a>
  135. <a href="https://link.naver.com/bridge?349837254818&amp;url=https://naver349837254818-edu.iliiili.com" target="_blank" class="custom-link">External link</a>
  136. <a href="https://link.naver.com/bridge?653905691635&amp;url=https://naver653905691635-edu.1717173.xyz" target="_blank" class="custom-link">External link</a>
  137. <a href="https://link.naver.com/bridge?395968803787&amp;url=https://naver395968803787-edu.gifthub.com.ru" target="_blank" class="custom-link">External link</a>
  138. <a href="https://link.naver.com/bridge?513994850251&amp;url=https://naver513994850251-gov.digwow.net" target="_blank" class="custom-link">External link</a>
  139. <a href="https://link.naver.com/bridge?810974514100&amp;url=https://naver810974514100-gov.iliiili.com" target="_blank" class="custom-link">External link</a>
  140. <a href="https://link.naver.com/bridge?091369020420&amp;url=https://naver091369020420-gov.1717173.xyz" target="_blank" class="custom-link">External link</a>
  141. <a href="https://link.naver.com/bridge?905030112210&amp;url=https://naver905030112210-gov.gifthub.com.ru" target="_blank" class="custom-link">External link</a>
  142. <a href="https://link.naver.com/bridge?671082181228&amp;url=https://naver671082181228-gov-edu.digwow.net" target="_blank" class="custom-link">External link</a>
  143. <a href="https://link.naver.com/bridge?230372363966&amp;url=https://naver230372363966-gov-edu.iliiili.com" target="_blank" class="custom-link">External link</a>
  144. <a href="https://link.naver.com/bridge?088209366474&amp;url=https://naver088209366474-gov-edu.1717173.xyz" target="_blank" class="custom-link">External link</a>
  145. <a href="https://link.naver.com/bridge?783915748886&amp;url=https://naver783915748886-gov-edu.gifthub.com.ru" target="_blank" class="custom-link">External link</a>
  146. <a href="https://blog-022419017847.gifthub.news/" target="_blank" class="custom-link">External link</a>
  147. <a href="https://blog-874421990282.jp-edu.sbs/" target="_blank" class="custom-link">External link</a>
  148. <a href="https://blog-867745357699.kr-edu.sbs/" target="_blank" class="custom-link">External link</a>
  149. <a href="https://blog-500295082424.krlinkedin.sbs/" target="_blank" class="custom-link">External link</a>
  150. <a href="https://blog-624753039704.mit-edu.sbs/" target="_blank" class="custom-link">External link</a>
  151. <a href="https://blog-239099950089.mit-edu.buzz/" target="_blank" class="custom-link">External link</a>
  152. <a href="https://blog-587730202787.mit-edu.tech/" target="_blank" class="custom-link">External link</a>
  153. <a href="https://blog-081951485385.mit-edu.site/" target="_blank" class="custom-link">External link</a>
  154. <a href="https://blog-380388347121.mit-edu.top/" target="_blank" class="custom-link">External link</a>
  155. <a href="https://blog-241519327423.usa-gov.top/" target="_blank" class="custom-link">External link</a>
  156. <a href="https://research-661209737876.mit-edu.pp.ua/?url=https://blog-170177855304.gifthub.news/post/4791658203" target="_blank" class="custom-link">External link</a>
  157. <a href="https://research-700522647899.harvard-edu.pp.ua/?url=https://blog-170177855304.gifthub.news/post/4791658203" target="_blank" class="custom-link">External link</a>
  158. <a href="https://research-721573839959.stanford-edu.pp.ua/?url=https://blog-170177855304.gifthub.news/post/4791658203" target="_blank" class="custom-link">External link</a>
  159. <a href="https://research-933720391443.cambridge-edu.pp.ua/?url=https://blog-170177855304.gifthub.news/post/4791658203" target="_blank" class="custom-link">External link</a>
  160. <a href="https://research-618497360528.berkeley-edu.pp.ua/?url=https://blog-170177855304.gifthub.news/post/4791658203" target="_blank" class="custom-link">External link</a>
  161. <a href="https://research-811807891163.oxford-edu.pp.ua/?url=https://blog-170177855304.gifthub.news/post/4791658203" target="_blank" class="custom-link">External link</a>
  162. <a href="https://research-103247619458-edu.wwv.pp.ua/?url=https://blog-170177855304.gifthub.news/post/4791658203" target="_blank" class="custom-link">External link</a>
  163. <a href="https://research-295347138329-edu.sean.pp.ua/?url=https://blog-170177855304.gifthub.news/post/4791658203" target="_blank" class="custom-link">External link</a>
  164. <a href="https://research-009116536861-edu.line.pp.ua/?url=https://blog-170177855304.gifthub.news/post/4791658203" target="_blank" class="custom-link">External link</a>
  165. </p>
  166.                    <div class="row mt-5 pt-5 border-top">
  167.                    </div>
  168.                </div>
  169.            </div>
  170.        </div>
  171.    </div>
  172.    <div class="section pb-0">
  173.        <div class="container">
  174.            <div class="row">
  175.                <div class="col-lg-12">
  176.                    <h2 class="heading">Related</h2>
  177.                </div>
  178.            </div>
  179.            <div class="row justify-content-center">
  180.                <div class="col-lg-12">
  181.                    <div class="post-entry d-md-flex small-horizontal mb-5">
  182.                        <div class="me-md-5 thumbnail mb-3 mb-md-0">
  183.                            <a href="https://blog-170177855304.gifthub.news/post/8530769412">
  184.                            <img src="https://x.gifthub.news/static/images/post/16.jpg" alt="The Impact of Sound Design on Player Experience in Mobile Games" title="The Impact of Sound Design on Player Experience in Mobile Games" class="img-fluid lazyload">
  185.                            </a>
  186.                        </div>
  187.                        <div class="content">
  188.                            <div class="post-meta mb-3">
  189.                                <a href="https://blog-8530769412.gifthub.news/post/8530769412/" target="_blank">
  190.                                <span class="date">2025-02-04</span>
  191.                                </a>
  192.                            </div>
  193.                            <h2 class="heading"><a href="https://blog-170177855304.gifthub.news/post/8530769412">The Impact of Sound Design on Player Experience in Mobile Games</a></h2>
  194.                            <p class="info">Mobile gaming has democratized access to gaming experiences, empowering billions of smartphone users to dive into a vast array of games ranging from casual puzzles to graphically intensive adventures. The portability and convenience of mobile devices have transformed downtime into playtime, allowing gamers to indulge their passion anytime, anywhere, with a tap of their fingertips.</p>
  195.                            <a href="https://blog-170177855304.gifthub.news/post/8530769412" class="post-author d-flex align-items-center">
  196.                                <div class="author-pic">
  197.                                    <img src="https://x.gifthub.news/static/images/user/6.jpg" alt="The Impact of Sound Design on Player Experience in Mobile Games" title="The Impact of Sound Design on Player Experience in Mobile Games" class="lazyload">
  198.                                </div>
  199.                                <div class="text">
  200.                                    <strong>Katherine Foster</strong>
  201.                                    <span>2025-02-04 published post</span>
  202.                                </div>
  203.                            </a>
  204.                        </div>
  205.                    </div>
  206.                </div>
  207.                <div class="col-lg-12">
  208.                    <div class="post-entry d-md-flex small-horizontal mb-5">
  209.                        <div class="me-md-5 thumbnail mb-3 mb-md-0">
  210.                            <a href="https://blog-170177855304.gifthub.news/post/6348951720">
  211.                            <img src="https://x.gifthub.news/static/images/post/3.jpg" alt="The Role of Mobile Games in Emerging Markets: Challenges and Opportunities" title="The Role of Mobile Games in Emerging Markets: Challenges and Opportunities" class="img-fluid lazyload">
  212.                            </a>
  213.                        </div>
  214.                        <div class="content">
  215.                            <div class="post-meta mb-3">
  216.                                <a href="https://blog-6348951720.gifthub.news/post/6348951720/" target="_blank">
  217.                                <span class="date">2025-02-04</span>
  218.                                </a>
  219.                            </div>
  220.                            <h2 class="heading"><a href="https://blog-170177855304.gifthub.news/post/6348951720">The Role of Mobile Games in Emerging Markets: Challenges and Opportunities</a></h2>
  221.                            <p class="info">This paper explores the psychological effects of mobile games on children and adolescents, focusing on cognitive, emotional, and social development. The study analyzes how exposure to different types of mobile games—ranging from educational games to violent action games—affects cognitive abilities, social skills, and emotional regulation. Drawing on developmental psychology and media studies, the research examines the short- and long-term implications of mobile gaming for children’s learning outcomes, attention span, and behavior patterns. The paper also considers the role of parents and educators in guiding children’s gaming experiences, offering recommendations for responsible gaming and age-appropriate game design.</p>
  222.                            <a href="https://blog-170177855304.gifthub.news/post/6348951720" class="post-author d-flex align-items-center">
  223.                                <div class="author-pic">
  224.                                    <img src="https://x.gifthub.news/static/images/user/6.jpg" alt="The Role of Mobile Games in Emerging Markets: Challenges and Opportunities" title="The Role of Mobile Games in Emerging Markets: Challenges and Opportunities" class="lazyload">
  225.                                </div>
  226.                                <div class="text">
  227.                                    <strong>Shirley Ramirez</strong>
  228.                                    <span>2025-02-04 published post</span>
  229.                                </div>
  230.                            </a>
  231.                        </div>
  232.                    </div>
  233.                </div>
  234.                <div class="col-lg-12">
  235.                    <div class="post-entry d-md-flex small-horizontal mb-5">
  236.                        <div class="me-md-5 thumbnail mb-3 mb-md-0">
  237.                            <a href="https://blog-170177855304.gifthub.news/post/0197435628">
  238.                            <img src="https://x.gifthub.news/static/images/post/3.jpg" alt="Revenue Impact of Dynamic Ad Placements in Mobile Games: An Experimental Study" title="Revenue Impact of Dynamic Ad Placements in Mobile Games: An Experimental Study" class="img-fluid lazyload">
  239.                            </a>
  240.                        </div>
  241.                        <div class="content">
  242.                            <div class="post-meta mb-3">
  243.                                <a href="https://blog-0197435628.gifthub.news/post/0197435628/" target="_blank">
  244.                                <span class="date">2025-02-04</span>
  245.                                </a>
  246.                            </div>
  247.                            <h2 class="heading"><a href="https://blog-170177855304.gifthub.news/post/0197435628">Revenue Impact of Dynamic Ad Placements in Mobile Games: An Experimental Study</a></h2>
  248.                            <p class="info">This study examines how engaging with mobile games affects attention span and cognitive control processes. It investigates both the potential benefits, such as improved focus, and the risks, such as attention deficits.This paper analyzes the development and diversification of mobile game genres over time, highlighting key trends and innovative game mechanics. It discusses how these changes reflect technological advancements and shifting player preferences.</p>
  249.                            <a href="https://blog-170177855304.gifthub.news/post/0197435628" class="post-author d-flex align-items-center">
  250.                                <div class="author-pic">
  251.                                    <img src="https://x.gifthub.news/static/images/user/8.jpg" alt="Revenue Impact of Dynamic Ad Placements in Mobile Games: An Experimental Study" title="Revenue Impact of Dynamic Ad Placements in Mobile Games: An Experimental Study" class="lazyload">
  252.                                </div>
  253.                                <div class="text">
  254.                                    <strong>Thomas Clark</strong>
  255.                                    <span>2025-02-04 published post</span>
  256.                                </div>
  257.                            </a>
  258.                        </div>
  259.                    </div>
  260.                </div>
  261.            </div>
  262.        </div>
  263.    </div>
  264.    <div class="py-5 bg-light mx-md-3 sec-subscribe">
  265.        <div class="container">
  266.            <div class="row">
  267.                <div class="col-lg-12">
  268.                    <h2 class="h4 fw-bold">Subscribe to newsletter</h2>
  269.                </div>
  270.            </div>
  271.            <form class="row">
  272.                <div class="col-md-8">
  273.                    <div class="mb-3 mb-md-0">
  274.                        <input type="email" class="form-control" placeholder="Enter your email">
  275.                    </div>
  276.                </div>
  277.                <div class="col-md-4 d-grid">
  278.                    <input type="submit" class="btn btn-primary" value="Subscribe">
  279.                </div>
  280.            </form>
  281.        </div>
  282.    </div>
  283.    <div class="site-footer">
  284.        <div class="container">
  285.            <div class="row justify-content-center copyright">
  286.                <div class="col-lg-7 text-center">
  287.                    <div class="widget">
  288.                        <p>Copyright &copy;
  289.                            <script>document.write(new Date().getFullYear());</script> All rights reserved.
  290.                        </p>
  291. <p>
  292.    < Top VPS Hosting Choice ><br>
  293.    <a href="https://evolution-host.com?ref=DQgZ6P" target="_blank">
  294.        <img src="https://x.gifthub.news/static/images/evolution-host.png" alt="Evolution Host" title="Evolution Host" class="evhost lazyload">
  295.    </a>
  296. </p>
  297.                    </div>
  298.                </div>
  299.            </div>
  300.        </div>
  301.    </div>
  302. </body>
  303.  
  304. </html>
Copyright © 2002-9 Sam Ruby, Mark Pilgrim, Joseph Walton, and Phil Ringnalda