1.9 sec in total
369 ms
1.4 sec
189 ms
Welcome to madscience.org homepage info - get ready to check Mad Science best content for United States right away, or after learning these important things about madscience.org
Mad Science is the world’s leading science enrichment provider. We deliver unique science experiences for children. Explore what Mad Science has to offer!
Visit madscience.orgWe analyzed Madscience.org page load time and found that the first response time was 369 ms and then it took 1.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.
madscience.org performance score
name
value
score
weighting
Value4.1 s
22/100
10%
Value8.3 s
2/100
25%
Value4.3 s
76/100
10%
Value260 ms
83/100
30%
Value0.767
5/100
15%
Value8.1 s
41/100
10%
369 ms
103 ms
122 ms
32 ms
53 ms
Our browser made a total of 57 requests to load all elements on the main page. We found that 47% of them (27 requests) were addressed to the original Madscience.org, 14% (8 requests) were made to Shared.madscience.org and 7% (4 requests) were made to Platform.twitter.com. The less responsive or slowest element that took the longest time to load (642 ms) relates to the external source Googleapis.com.
Page size can be reduced by 250.7 kB (36%)
689.2 kB
438.6 kB
In fact, the total size of Madscience.org main page is 689.2 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 45% of websites need less resources to load. Images take 418.3 kB which makes up the majority of the site volume.
Potential reduce by 23.9 kB
HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 23.9 kB or 73% of the original size.
Potential reduce by 61.5 kB
Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Obviously, Mad Science needs image optimization as it can save up to 61.5 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 136.0 kB
It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 136.0 kB or 67% of the original size.
Potential reduce by 29.2 kB
CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Madscience.org needs all CSS files to be minified and compressed as it can save up to 29.2 kB or 81% of the original size.
Number of requests can be reduced by 24 (44%)
54
30
The browser has sent 54 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Mad Science. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
www.madscience.org
369 ms
jquery-ui-1.9.2.custom.min.css
103 ms
minified.css
122 ms
jquery.min.js
32 ms
jquery-ui.min.js
53 ms
minified.js
188 ms
common.min.js
89 ms
jquery.validate.min.js
60 ms
theme.css
34 ms
colorpicker.js
26 ms
colorpicker.css
27 ms
recaptcha_ajax.js
6 ms
plusone.js
184 ms
all.js
159 ms
widgets.js
123 ms
analytics.js
95 ms
socialFeedButtons.png
83 ms
activities
121 ms
public
642 ms
ui-bg_flat_75_ffffff_40x100.png
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ui-bg_gloss-wave_50_81019c_500x100.png
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ui-bg_gloss-wave_75_b231ca_500x100.png
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header.jpg
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logo.png
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header-gradient.png
69 ms
facebook.png
95 ms
flickr.png
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google-plus.png
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twitter.png
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youtube.png
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feed-icon-28x28.png
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blank.gif
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RubeGoldbergContestBannerLarge.png
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f338fd95-90ec-43d3-9985-f0d53fa1f151.jpg
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boyandglobe.jpg
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guest.png
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review_positive.jpg
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footer.jpg
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footer-back.jpg
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collect
24 ms
timeline.1b43d11859b7663a2225b885f87704a5.js
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collect
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176 ms
cb=gapi.loaded_0
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xd_arbiter.php
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xd_arbiter.php
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syndication
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timeline.4d087f49a21e27038d9769d7c976b8fa.default.css
30 ms
timeline.4d087f49a21e27038d9769d7c976b8fa.default.css
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madscience.org accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
Image elements do not have [alt] attributes
Links do not have a discernible name
madscience.org best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
madscience.org SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Image elements do not have [alt] attributes
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Page is blocked from indexing
Mobile Friendly
Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).
Impact
Issue
Document uses legible font sizes
Tap targets are not sized appropriately
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Madscience.org can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Madscience.org main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.
madscience.org
Open Graph description is not detected on the main page of Mad Science. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: