Tools & Wizards About Us
coolmaths.com screenshot

Report Summary

  • 45

    Performance

    Renders faster than
    64% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

coolmaths.com

Cool Math - free online cool math lessons, cool math games & apps, fun math activities, pre-algebra, algebra, precalculus

Page Load Speed

1.7 sec in total

First Response

34 ms

Resources Loaded

549 ms

Page Rendered

1.1 sec

coolmaths.com screenshot

About Website

Welcome to coolmaths.com homepage info - get ready to check Cool Math S best content right away, or after learning these important things about coolmaths.com

Cool Math has free online cool math lessons, cool math games and fun math activities. Really clear math lessons (pre-algebra, algebra, precalculus), cool math games, online graphing calculators, geome...

Visit coolmaths.com

Key Findings

We analyzed Coolmaths.com page load time and found that the first response time was 34 ms and then it took 1.7 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

coolmaths.com performance score

45

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

71/100

10%

LCP (Largest Contentful Paint)

Value3.2 s

73/100

25%

SI (Speed Index)

Value6.3 s

41/100

10%

TBT (Total Blocking Time)

Value3,100 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0.005

100/100

15%

TTI (Time to Interactive)

Value24.2 s

0/100

10%

Network Requests Diagram

coolmaths.com

34 ms

www.coolmath.com

51 ms

css_OZejp7Yn72f8QqFx9_uUy2FCBUbi3-bm6qCpr3rpKR0.css

20 ms

css__Yd8rmLaEkOftTKiaT9KVXdg8bTgJZZpbxBzKeU_MHY.css

25 ms

pageos.js

59 ms

Our browser made a total of 51 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Coolmaths.com, 78% (40 requests) were made to Coolmath.com and 18% (9 requests) were made to Coolmathgames.com. The less responsive or slowest element that took the longest time to load (290 ms) relates to the external source Coolmathgames.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 215.6 kB (12%)

Content Size

1.8 MB

After Optimization

1.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Coolmaths.com main page is 1.8 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 60% of websites need less resources to load. Images take 1.6 MB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 88.3 kB

  • Original 119.6 kB
  • After minification 108.2 kB
  • After compression 31.3 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 88.3 kB or 74% of the original size.

Image Optimization

-8%

Potential reduce by 126.9 kB

  • Original 1.6 MB
  • After minification 1.5 MB

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. Cool Math S images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 24 B

  • Original 81.1 kB
  • After minification 81.1 kB
  • After compression 81.0 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. This website has mostly compressed JavaScripts.

CSS Optimization

-1%

Potential reduce by 355 B

  • Original 31.4 kB
  • After minification 31.4 kB
  • After compression 31.0 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. Coolmaths.com has all CSS files already compressed.

Requests Breakdown

We found no issues to fix!

Requests Now

40

After Optimization

40

  • Images
  • JavaScript
  • CSS

The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cool Math S. According to our analytics all requests are already optimized.

Network Requests Diagram

coolmaths.com

coolmaths.com

34 ms

www.coolmath.com

www.coolmath.com

51 ms

css_OZejp7Yn72f8QqFx9_uUy2FCBUbi3-bm6qCpr3rpKR0.css

css_OZejp7Yn72f8QqFx9_uUy2FCBUbi3-bm6qCpr3rpKR0.css

20 ms

css__Yd8rmLaEkOftTKiaT9KVXdg8bTgJZZpbxBzKeU_MHY.css

css__Yd8rmLaEkOftTKiaT9KVXdg8bTgJZZpbxBzKeU_MHY.css

25 ms

pageos.js

pageos.js

59 ms

js_oXNpxF1Bp0kubWuTZuWOUr2F0G2kP0zTm4z8LIrv08E.js

js_oXNpxF1Bp0kubWuTZuWOUr2F0G2kP0zTm4z8LIrv08E.js

36 ms

logo.svg

logo.svg

56 ms

Square%20Away%20OG%20Image.png

Square%20Away%20OG%20Image.png

132 ms

pre-algebra-icon.png

pre-algebra-icon.png

16 ms

algebra-icon.png

algebra-icon.png

19 ms

pre-calculus-icon.png

pre-calculus-icon.png

45 ms

test-lemonade_0.jpg

test-lemonade_0.jpg

39 ms

2048_carroussel_images.jpg

2048_carroussel_images.jpg

57 ms

building-rush_carroussel_images.jpg

building-rush_carroussel_images.jpg

34 ms

featured-game.png

featured-game.png

37 ms

Push-Your-Luck-OG-Image.png

Push-Your-Luck-OG-Image.png

47 ms

make-24_0_1.jpeg

make-24_0_1.jpeg

49 ms

calculate-this_0.png

calculate-this_0.png

46 ms

31-game_1.jpeg

31-game_1.jpeg

48 ms

math-duck_0.png

math-duck_0.png

59 ms

Papas_Freezeria_OG_Image.png

Papas_Freezeria_OG_Image.png

56 ms

Penalty_Kick_Online_OG_Image_0.png

Penalty_Kick_Online_OG_Image_0.png

59 ms

coffee-shop_thumbnails.jpg

coffee-shop_thumbnails.jpg

60 ms

game-logo-2048.jpg

game-logo-2048.jpg

98 ms

classic.png

classic.png

84 ms

checkers_thumbnails.jpg

checkers_thumbnails.jpg

72 ms

chess_thumbnails.jpg

chess_thumbnails.jpg

74 ms

8%20Ball%20Pool%20OG%20Image_0.png

8%20Ball%20Pool%20OG%20Image_0.png

74 ms

Hangman%20OG%20Image.png

Hangman%20OG%20Image.png

79 ms

dominoes.jpeg

dominoes.jpeg

85 ms

Pyramid%20Solitaire%20OG%20Image.png

Pyramid%20Solitaire%20OG%20Image.png

88 ms

Rock%20Paper%20Scissors%20OG%20Image.png

Rock%20Paper%20Scissors%20OG%20Image.png

85 ms

Word%20Search%20OG%20Image.png

Word%20Search%20OG%20Image.png

94 ms

sudoku_thumbnails.jpg

sudoku_thumbnails.jpg

98 ms

Candle%20Guy%20OG%20Image.png

Candle%20Guy%20OG%20Image.png

154 ms

Wood%20Block%20Puzzle%20OG%20Image.png

Wood%20Block%20Puzzle%20OG%20Image.png

285 ms

Gravity%20Coil%20OG%20Image.png

Gravity%20Coil%20OG%20Image.png

283 ms

Laser%20Overload%20OG%20Image.png

Laser%20Overload%20OG%20Image.png

285 ms

Flip%20Flop%20OG%20Image.png

Flip%20Flop%20OG%20Image.png

289 ms

Brain%20Bloxx%20OG%20Image.png

Brain%20Bloxx%20OG%20Image.png

287 ms

Pik%20Cells%20OG%20Image.png

Pik%20Cells%20OG%20Image.png

286 ms

Frog%20Corral%20OG%20Image.png

Frog%20Corral%20OG%20Image.png

290 ms

ProximaSoft-Medium.woff

ProximaSoft-Medium.woff

26 ms

ProximaSoft-Regular.woff

ProximaSoft-Regular.woff

64 ms

ProximaSoft-Light.woff

ProximaSoft-Light.woff

26 ms

ProximaSoft-Thin.woff

ProximaSoft-Thin.woff

13 ms

ProximaSoft-SemiBold.woff

ProximaSoft-SemiBold.woff

27 ms

ProximaSoft-Bold.woff

ProximaSoft-Bold.woff

26 ms

ProximaSoft-ExtraBold.woff

ProximaSoft-ExtraBold.woff

64 ms

ProximaSoft-Black.woff

ProximaSoft-Black.woff

64 ms

BPreplayItalic.woff

BPreplayItalic.woff

63 ms

Accessibility Review

coolmaths.com accessibility score

93

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.

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

High

Links do not have a discernible name

Best Practices

coolmaths.com best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

coolmaths.com SEO score

93

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Coolmaths.com 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 Coolmaths.com 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.

Social Sharing Optimization

coolmaths.com

Open Graph description is not detected on the main page of Cool Math S. 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: