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-636642848629.mit-edu.top/post/4259836107

  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>The Role of Mobile Puzzle Games in Enhancing Problem-Solving Skills #785657165969 (2025-02-01)</title>
  9.    <link rel="canonical" href="https://blog-636642848629.mit-edu.top/post/4259836107">
  10.    <link rel="stylesheet" href="https://fonts.googleapis.com/css2?family=Poppins:wght@400;700&display=swap">
  11.    <link rel="stylesheet" href="https://x.mit-edu.top/static/css/style.css">
  12.    <script src="https://x.mit-edu.top/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="The Role of Mobile Puzzle Games in Enhancing Problem-Solving Skills" />
  17.    <meta property="og:description" content="The Role of Mobile Puzzle Games in Enhancing Problem-Solving Skills #785657165969 (2025-02-01)" />
  18.    <meta property="og:url" content="https://blog-636642848629.mit-edu.top/post/4259836107" />
  19.    <meta property="og:site_name" content="mit-edu.top" />
  20.    <meta property="og:image" content="https://x.mit-edu.top/static/images/post/13.jpg" />
  21.    <meta property="og:article:published_time" content="2025-01-31T16:51:07Z" />
  22.    <meta property="og:article:author" content="Dr. Dennis Torres" />
  23.    <meta property="og:article:section" content="mit-edu.top" />
  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": "The Role of Mobile Puzzle Games in Enhancing Problem-Solving Skills #785657165969 (2025-02-01)",
  30.            "author": {
  31.                "@type": "Person",
  32.                "name": "Dr. Dennis Torres",
  33.                "affiliation": {
  34.                    "@type": "Organization",
  35.                    "name": "mit-edu.top"
  36.                },
  37.                "url": "https://blog-636642848629.mit-edu.top/post/4259836107"
  38.            },
  39.            "datePublished": "2025-01-31T16:51:07Z",
  40.            "image": "https://x.mit-edu.top/static/images/post/13.jpg",
  41.            "journal": {
  42.                "@type": "Periodical",
  43.                "name": "mit-edu.top",
  44.                "issn": "10.1069/785657165969"
  45.            },
  46.            "publisher": {
  47.                "@type": "Organization",
  48.                "name": "mit-edu.top",
  49.                "url": "https://blog-636642848629.mit-edu.top"
  50.            },
  51.            "doi": "785657165969",
  52.            "abstract": "The Role of Mobile Puzzle Games in Enhancing Problem-Solving Skills #785657165969 (2025-02-01)",
  53.            "citation": {
  54.                "@type": "CreativeWork",
  55.                "name": "The Role of Mobile Puzzle Games in Enhancing Problem-Solving Skills",
  56.                "author": "Dr. Dennis Torres",
  57.                "datePublished": "2025-01-31T16:51:07Z",
  58.                "url": "https://blog-636642848629.mit-edu.top/post/4259836107"
  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-636642848629.mit-edu.top" class="logo m-0 text-uppercase">mit-edu.top</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.mit-edu.top/static/images/user/13.jpg" alt="The Role of Mobile Puzzle Games in Enhancing Problem-Solving Skills" title="The Role of Mobile Puzzle Games in Enhancing Problem-Solving Skills" class="author-pic img-fluid rounded-circle mx-auto">
  92.                    </div>
  93.                    <span class="d-block text-center">Dennis Torres</span>
  94.                    <span class="date d-block text-center small text-uppercase text-black-50 mb-5">2025-02-01</span>
  95.                    <h2 class="heading text-center">The Role of Mobile Puzzle Games in Enhancing Problem-Solving Skills</h2>
  96.                    <p class="lead mb-4 text-center">Thanks to Dennis Torres for contributing the article "The Role of Mobile Puzzle Games in Enhancing Problem-Solving Skills".
  97.                    </p>
  98.                    <img src="https://x.mit-edu.top/static/images/post/13.jpg" alt="The Role of Mobile Puzzle Games in Enhancing Problem-Solving Skills" title="The Role of Mobile Puzzle Games in Enhancing Problem-Solving Skills" class="img-fluid rounded mb-4 lazyload">
  99.                    <p>This paper investigates the use of artificial intelligence (AI) for dynamic content generation in mobile games, focusing on how procedural content creation (PCC) techniques enable developers to create expansive, personalized game worlds that evolve based on player actions. The study explores the algorithms and methodologies used in PCC, such as procedural terrain generation, dynamic narrative structures, and adaptive enemy behavior, and how they enhance player experience by providing infinite variability. Drawing on computer science, game design, and machine learning, the paper examines the potential of AI-driven content generation to create more engaging and replayable mobile games, while considering the challenges of maintaining balance, coherence, and quality in procedurally generated content.</p>
  100. <p>The social fabric of gaming is woven through online multiplayer experiences, where players collaborate, compete, and form lasting friendships in virtual realms. Whether teaming up in cooperative missions or facing off in intense PvP battles, the camaraderie and sense of community fostered by online gaming platforms transcend geographical distances, creating bonds that extend beyond the digital domain.</p>
  101. <p>This paper investigates the impact of user-centric design principles in mobile games, focusing on how personalization and customization options influence player satisfaction and engagement. The research analyzes how mobile games employ features such as personalized avatars, dynamic content, and adaptive difficulty settings to cater to individual player preferences. By applying frameworks from human-computer interaction (HCI), motivation theory, and user experience (UX) design, the study explores how these design elements contribute to increased player retention, emotional attachment, and long-term engagement. The paper also considers the challenges of balancing personalization with accessibility, ensuring that customization does not exclude or frustrate diverse player groups.</p>
  102. <p>This research examines how mobile gaming facilitates social interactions among players, focusing on community building, communication patterns, and the formation of virtual identities. It also considers the implications of mobile gaming on social behavior and relationships.</p>
  103. <p>Accessibility initiatives in gaming are essential to ensuring inclusivity and equal opportunities for players of all abilities. Features such as customizable controls, colorblind modes, subtitles, and assistive technologies empower gamers with disabilities to enjoy gaming experiences on par with their peers, fostering a more inclusive and welcoming gaming ecosystem.</p>
  104.  
  105.                    <p>
  106.                    <a href="/redirect/?url=https://blog-636642848629.mit-edu.top/post/4259836107" 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://542944661503-edu.iliiili.com/" target="_blank" class="custom-link">External link</a>
  114. <a href="https://309541868767-edu.digwow.net/" target="_blank" class="custom-link">External link</a>
  115. <a href="https://073984348533-edu.free-giftcodes.com/" target="_blank" class="custom-link">External link</a>
  116. <a href="https://009169490454-edu.gifthub.com.ru/" target="_blank" class="custom-link">External link</a>
  117. <a href="https://531307105404-gov.iliiili.com/" target="_blank" class="custom-link">External link</a>
  118. <a href="https://938892193019-gov.digwow.net/" target="_blank" class="custom-link">External link</a>
  119. <a href="https://059004557797-gov.free-giftcodes.com/" target="_blank" class="custom-link">External link</a>
  120. <a href="https://508159542321-gov.gifthub.com.ru/" target="_blank" class="custom-link">External link</a>
  121. <a href="https://641952958868-gov-edu.iliiili.com/" target="_blank" class="custom-link">External link</a>
  122. <a href="https://223993753668-gov-edu.digwow.net/" target="_blank" class="custom-link">External link</a>
  123. <a href="https://513856910115-gov-edu.free-giftcodes.com/" target="_blank" class="custom-link">External link</a>
  124. <a href="https://301198910210-gov-edu.gifthub.com.ru/" target="_blank" class="custom-link">External link</a>
  125. <a href="https://695951813299-edu.iliiili.com/?url=https://blog-636642848629.mit-edu.top/post/4259836107" target="_blank" class="custom-link">External link</a>
  126. <a href="https://891902533742-edu.digwow.net/?url=https://blog-636642848629.mit-edu.top/post/4259836107" target="_blank" class="custom-link">External link</a>
  127. <a href="https://544575534130-edu.free-giftcodes.com/?url=https://blog-636642848629.mit-edu.top/post/4259836107" target="_blank" class="custom-link">External link</a>
  128. <a href="https://312641521722-edu.gifthub.com.ru/?url=https://blog-636642848629.mit-edu.top/post/4259836107" target="_blank" class="custom-link">External link</a>
  129. <a href="https://976340695052-gov.iliiili.com/?url=https://blog-636642848629.mit-edu.top/post/4259836107" target="_blank" class="custom-link">External link</a>
  130. <a href="https://515028150324-gov.digwow.net/?url=https://blog-636642848629.mit-edu.top/post/4259836107" target="_blank" class="custom-link">External link</a>
  131. <a href="https://587659857481-gov.free-giftcodes.com/?url=https://blog-636642848629.mit-edu.top/post/4259836107" target="_blank" class="custom-link">External link</a>
  132. <a href="https://541157318911-gov.gifthub.com.ru/?url=https://blog-636642848629.mit-edu.top/post/4259836107" target="_blank" class="custom-link">External link</a>
  133. <a href="https://link.naver.com/bridge?737869218983&amp;url=https://blog-636642848629.mit-edu.top/post/4259836107" target="_blank" class="custom-link">External link</a>
  134. <a href="https://link.naver.com/bridge?978617872987&amp;url=https://naver978617872987-edu.digwow.net" target="_blank" class="custom-link">External link</a>
  135. <a href="https://link.naver.com/bridge?728610793570&amp;url=https://naver728610793570-edu.iliiili.com" target="_blank" class="custom-link">External link</a>
  136. <a href="https://link.naver.com/bridge?401399696558&amp;url=https://naver401399696558-edu.1717173.xyz" target="_blank" class="custom-link">External link</a>
  137. <a href="https://link.naver.com/bridge?336535317279&amp;url=https://naver336535317279-edu.gifthub.com.ru" target="_blank" class="custom-link">External link</a>
  138. <a href="https://link.naver.com/bridge?348606646886&amp;url=https://naver348606646886-gov.digwow.net" target="_blank" class="custom-link">External link</a>
  139. <a href="https://link.naver.com/bridge?845590434088&amp;url=https://naver845590434088-gov.iliiili.com" target="_blank" class="custom-link">External link</a>
  140. <a href="https://link.naver.com/bridge?629346371241&amp;url=https://naver629346371241-gov.1717173.xyz" target="_blank" class="custom-link">External link</a>
  141. <a href="https://link.naver.com/bridge?816494088538&amp;url=https://naver816494088538-gov.gifthub.com.ru" target="_blank" class="custom-link">External link</a>
  142. <a href="https://link.naver.com/bridge?672080843787&amp;url=https://naver672080843787-gov-edu.digwow.net" target="_blank" class="custom-link">External link</a>
  143. <a href="https://link.naver.com/bridge?415530711361&amp;url=https://naver415530711361-gov-edu.iliiili.com" target="_blank" class="custom-link">External link</a>
  144. <a href="https://link.naver.com/bridge?769623580788&amp;url=https://naver769623580788-gov-edu.1717173.xyz" target="_blank" class="custom-link">External link</a>
  145. <a href="https://link.naver.com/bridge?872150992555&amp;url=https://naver872150992555-gov-edu.gifthub.com.ru" target="_blank" class="custom-link">External link</a>
  146. <a href="https://blog-527763840802.gifthub.news/" target="_blank" class="custom-link">External link</a>
  147. <a href="https://blog-160249036352.jp-edu.sbs/" target="_blank" class="custom-link">External link</a>
  148. <a href="https://blog-452608260037.kr-edu.sbs/" target="_blank" class="custom-link">External link</a>
  149. <a href="https://blog-311302618633.krlinkedin.sbs/" target="_blank" class="custom-link">External link</a>
  150. <a href="https://blog-547282527798.mit-edu.sbs/" target="_blank" class="custom-link">External link</a>
  151. <a href="https://blog-514617359499.mit-edu.buzz/" target="_blank" class="custom-link">External link</a>
  152. <a href="https://blog-651515970608.mit-edu.tech/" target="_blank" class="custom-link">External link</a>
  153. <a href="https://blog-850620481843.mit-edu.site/" target="_blank" class="custom-link">External link</a>
  154. <a href="https://blog-688628693745.mit-edu.top/" target="_blank" class="custom-link">External link</a>
  155. <a href="https://blog-332302187240.usa-gov.top/" target="_blank" class="custom-link">External link</a>
  156. <a href="https://research-298483741603.mit-edu.pp.ua/?url=https://blog-636642848629.mit-edu.top/post/4259836107" target="_blank" class="custom-link">External link</a>
  157. <a href="https://research-463848371601.harvard-edu.pp.ua/?url=https://blog-636642848629.mit-edu.top/post/4259836107" target="_blank" class="custom-link">External link</a>
  158. <a href="https://research-820645774512.stanford-edu.pp.ua/?url=https://blog-636642848629.mit-edu.top/post/4259836107" target="_blank" class="custom-link">External link</a>
  159. <a href="https://research-997057404789.cambridge-edu.pp.ua/?url=https://blog-636642848629.mit-edu.top/post/4259836107" target="_blank" class="custom-link">External link</a>
  160. <a href="https://research-516777969034.berkeley-edu.pp.ua/?url=https://blog-636642848629.mit-edu.top/post/4259836107" target="_blank" class="custom-link">External link</a>
  161. <a href="https://research-501063252067.oxford-edu.pp.ua/?url=https://blog-636642848629.mit-edu.top/post/4259836107" target="_blank" class="custom-link">External link</a>
  162. <a href="https://research-708286148816-edu.wwv.pp.ua/?url=https://blog-636642848629.mit-edu.top/post/4259836107" target="_blank" class="custom-link">External link</a>
  163. <a href="https://research-513516077174-edu.sean.pp.ua/?url=https://blog-636642848629.mit-edu.top/post/4259836107" target="_blank" class="custom-link">External link</a>
  164. <a href="https://research-509705586304-edu.line.pp.ua/?url=https://blog-636642848629.mit-edu.top/post/4259836107" 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-636642848629.mit-edu.top/post/6927035148">
  184.                            <img src="https://x.mit-edu.top/static/images/post/13.jpg" alt="AI-Powered Matchmaking Systems: Enhancing Fairness in Competitive Mobile Games" title="AI-Powered Matchmaking Systems: Enhancing Fairness in Competitive 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-6927035148.mit-edu.top/post/6927035148/" target="_blank">
  190.                                <span class="date">2025-02-01</span>
  191.                                </a>
  192.                            </div>
  193.                            <h2 class="heading"><a href="https://blog-636642848629.mit-edu.top/post/6927035148">AI-Powered Matchmaking Systems: Enhancing Fairness in Competitive Mobile Games</a></h2>
  194.                            <p class="info">This paper explores the use of mobile games as educational tools, assessing their effectiveness in teaching various subjects and skills. It discusses the advantages and limitations of game-based learning in mobile contexts.</p>
  195.                            <a href="https://blog-636642848629.mit-edu.top/post/6927035148" class="post-author d-flex align-items-center">
  196.                                <div class="author-pic">
  197.                                    <img src="https://x.mit-edu.top/static/images/user/13.jpg" alt="AI-Powered Matchmaking Systems: Enhancing Fairness in Competitive Mobile Games" title="AI-Powered Matchmaking Systems: Enhancing Fairness in Competitive Mobile Games" class="lazyload">
  198.                                </div>
  199.                                <div class="text">
  200.                                    <strong>Ronald Parker</strong>
  201.                                    <span>2025-02-01 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-636642848629.mit-edu.top/post/8902517463">
  211.                            <img src="https://x.mit-edu.top/static/images/post/9.jpg" alt="Gesture Recognition Optimization in AR Games Through Lightweight Neural Networks" title="Gesture Recognition Optimization in AR Games Through Lightweight Neural Networks" class="img-fluid lazyload">
  212.                            </a>
  213.                        </div>
  214.                        <div class="content">
  215.                            <div class="post-meta mb-3">
  216.                                <a href="https://blog-8902517463.mit-edu.top/post/8902517463/" target="_blank">
  217.                                <span class="date">2025-02-01</span>
  218.                                </a>
  219.                            </div>
  220.                            <h2 class="heading"><a href="https://blog-636642848629.mit-edu.top/post/8902517463">Gesture Recognition Optimization in AR Games Through Lightweight Neural Networks</a></h2>
  221.                            <p class="info">This paper delves into the concept of digital addiction, specifically focusing on the psychological and social impacts of excessive mobile game usage. The research examines how mobile gaming, particularly in free-to-play models, contributes to behavioral addiction, exploring how reward loops, social pressure, and the desire for progression can lead to compulsive gaming behavior. Drawing on psychological theories of addiction, habit formation, and reward systems, the study analyzes the mental health consequences of excessive gaming, such as sleep disruption, anxiety, and social isolation. The paper also evaluates preventive and intervention strategies, including digital well-being tools and game design modifications, to mitigate the risk of addiction.</p>
  222.                            <a href="https://blog-636642848629.mit-edu.top/post/8902517463" class="post-author d-flex align-items-center">
  223.                                <div class="author-pic">
  224.                                    <img src="https://x.mit-edu.top/static/images/user/13.jpg" alt="Gesture Recognition Optimization in AR Games Through Lightweight Neural Networks" title="Gesture Recognition Optimization in AR Games Through Lightweight Neural Networks" class="lazyload">
  225.                                </div>
  226.                                <div class="text">
  227.                                    <strong>Martha Perry</strong>
  228.                                    <span>2025-02-01 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-636642848629.mit-edu.top/post/4967583201">
  238.                            <img src="https://x.mit-edu.top/static/images/post/2.jpg" alt="Privacy by Design in Location-Based Augmented Reality Games" title="Privacy by Design in Location-Based Augmented Reality Games" class="img-fluid lazyload">
  239.                            </a>
  240.                        </div>
  241.                        <div class="content">
  242.                            <div class="post-meta mb-3">
  243.                                <a href="https://blog-4967583201.mit-edu.top/post/4967583201/" target="_blank">
  244.                                <span class="date">2025-02-01</span>
  245.                                </a>
  246.                            </div>
  247.                            <h2 class="heading"><a href="https://blog-636642848629.mit-edu.top/post/4967583201">Privacy by Design in Location-Based Augmented Reality Games</a></h2>
  248.                            <p class="info">This systematic review examines existing literature on the effects of mobile gaming on mental health, identifying both beneficial and detrimental outcomes. It provides evidence-based recommendations for stakeholders in the gaming industry and healthcare sectors.</p>
  249.                            <a href="https://blog-636642848629.mit-edu.top/post/4967583201" class="post-author d-flex align-items-center">
  250.                                <div class="author-pic">
  251.                                    <img src="https://x.mit-edu.top/static/images/user/15.jpg" alt="Privacy by Design in Location-Based Augmented Reality Games" title="Privacy by Design in Location-Based Augmented Reality Games" class="lazyload">
  252.                                </div>
  253.                                <div class="text">
  254.                                    <strong>Kenneth Nelson</strong>
  255.                                    <span>2025-02-01 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.mit-edu.top/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