Tools & Wizards About Us
math-center.org screenshot

Report Summary

  • 89

    Performance

    Renders faster than
    90% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 51% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

math-center.org

Math-Center - Math Resources | +4500 activities for Kindergarten, Primary and Secondary.

Page Load Speed

790 ms in total

First Response

27 ms

Resources Loaded

313 ms

Page Rendered

450 ms

math-center.org screenshot

About Website

Welcome to math-center.org homepage info - get ready to check Math Center best content right away, or after learning these important things about math-center.org

Learning can be fun! Our math monsters will help your child through the school year step by step.

Visit math-center.org

Key Findings

We analyzed Math-center.org page load time and found that the first response time was 27 ms and then it took 763 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.

Performance Metrics

math-center.org performance score

89

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

70/100

10%

LCP (Largest Contentful Paint)

Value3.3 s

69/100

25%

SI (Speed Index)

Value2.4 s

98/100

10%

TBT (Total Blocking Time)

Value50 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value2.9 s

96/100

10%

Network Requests Diagram

math-center.org

27 ms

math-center.org

56 ms

client

118 ms

1d4e501.css

40 ms

a26b425.css

72 ms

Our browser made a total of 36 requests to load all elements on the main page. We found that 94% of them (34 requests) were addressed to the original Math-center.org, 3% (1 request) were made to Accounts.google.com and 3% (1 request) were made to Static.cloudflareinsights.com. The less responsive or slowest element that took the longest time to load (185 ms) belongs to the original domain Math-center.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 41.0 kB (82%)

Content Size

50.2 kB

After Optimization

9.1 kB

  • HTML

In fact, the total size of Math-center.org main page is 50.2 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. 70% of websites need less resources to load. HTML takes 50.2 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 41.0 kB

  • Original 50.2 kB
  • After minification 50.0 kB
  • After compression 9.1 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 41.0 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 21 (62%)

Requests Now

34

After Optimization

13

  • Images
  • JavaScript
  • CSS

The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Math Center. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

math-center.org

math-center.org

27 ms

math-center.org

math-center.org

56 ms

client

client

118 ms

1d4e501.css

1d4e501.css

40 ms

a26b425.css

a26b425.css

72 ms

6957239.css

6957239.css

36 ms

e506907.css

e506907.css

58 ms

ffba873.css

ffba873.css

52 ms

badbb7a.js

badbb7a.js

36 ms

6a68f37.modern.js

6a68f37.modern.js

50 ms

2514e77.js

2514e77.js

51 ms

4ed6ba9.modern.js

4ed6ba9.modern.js

49 ms

d95dd2f.js

d95dd2f.js

52 ms

e9b0d9b.modern.js

e9b0d9b.modern.js

65 ms

8bed7d6.js

8bed7d6.js

105 ms

b5231cf.modern.js

b5231cf.modern.js

104 ms

b8e85aa.js

b8e85aa.js

105 ms

e55b497.modern.js

e55b497.modern.js

64 ms

2dcf9cc.js

2dcf9cc.js

105 ms

136d5e5.modern.js

136d5e5.modern.js

106 ms

e6d11ff.js

e6d11ff.js

112 ms

ceda771.modern.js

ceda771.modern.js

116 ms

a6b5211.js

a6b5211.js

108 ms

bd25124.modern.js

bd25124.modern.js

111 ms

vcd15cbe7772f49c399c6a5babf22c1241717689176015

vcd15cbe7772f49c399c6a5babf22c1241717689176015

47 ms

logo-mobile.ec3abce.svg

logo-mobile.ec3abce.svg

105 ms

monster-neutral.c6dd879.svg

monster-neutral.c6dd879.svg

112 ms

interactive.38603f7.svg

interactive.38603f7.svg

148 ms

chevron.5870ee9.svg

chevron.5870ee9.svg

147 ms

worksheets.4e45b72.svg

worksheets.4e45b72.svg

185 ms

workbooks.8eef53b.svg

workbooks.8eef53b.svg

179 ms

quizzes.fe6a60b.svg

quizzes.fe6a60b.svg

182 ms

coloring.f7caf49.svg

coloring.f7caf49.svg

168 ms

teacher-with-board.4bb09dc.svg

teacher-with-board.4bb09dc.svg

173 ms

header-background.c23cff8.svg

header-background.c23cff8.svg

84 ms

categories-background.5b99e7b.svg

categories-background.5b99e7b.svg

96 ms

Accessibility Review

math-center.org accessibility score

81

Accessibility Issues

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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

math-center.org best practices score

92

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

SEO Factors

math-center.org SEO score

86

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

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 doesn't use 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 Math-center.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 Math-center.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.

Social Sharing Optimization

math-center.org

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