Tools & Wizards About Us
kidsbiology.com screenshot

Report Summary

  • 54

    Performance

    Renders faster than
    71% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

kidsbiology.com

Education.com | #1 Educational Site for Pre-K to 8th Grade

Page Load Speed

1.9 sec in total

First Response

136 ms

Resources Loaded

1.1 sec

Page Rendered

683 ms

kidsbiology.com screenshot

About Website

Welcome to kidsbiology.com homepage info - get ready to check Kidsbiology best content for United States right away, or after learning these important things about kidsbiology.com

Get a learning boost with thousands of worksheets, games, lesson plans, and more from our library of printable and digital resources for preschool, kindergarten, and elementary learners.

Visit kidsbiology.com

Key Findings

We analyzed Kidsbiology.com page load time and found that the first response time was 136 ms and then it took 1.8 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

kidsbiology.com performance score

54

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

56/100

10%

LCP (Largest Contentful Paint)

Value3.7 s

58/100

25%

SI (Speed Index)

Value3.4 s

89/100

10%

TBT (Total Blocking Time)

Value1,020 ms

26/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value11.2 s

20/100

10%

Network Requests Diagram

kidsbiology.com

136 ms

www.education.com

155 ms

css2

33 ms

style.68fabd9750.css

48 ms

anonymous-homepage.b3200f4ca6.css

67 ms

Our browser made a total of 55 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Kidsbiology.com, 73% (40 requests) were made to Cdn.education.com and 7% (4 requests) were made to Education.com. The less responsive or slowest element that took the longest time to load (437 ms) relates to the external source Kidsafeseal.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 91.7 kB (8%)

Content Size

1.2 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Kidsbiology.com main page is 1.2 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 829.5 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 88.2 kB

  • Original 107.5 kB
  • After minification 100.0 kB
  • After compression 19.3 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 88.2 kB or 82% of the original size.

Image Optimization

-0%

Potential reduce by 1.1 kB

  • Original 829.5 kB
  • After minification 828.4 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. Kidsbiology images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 143 B

  • Original 226.1 kB
  • After minification 226.1 kB
  • After compression 226.0 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

-5%

Potential reduce by 2.2 kB

  • Original 48.0 kB
  • After minification 46.0 kB
  • After compression 45.7 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. Kidsbiology.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 22 (44%)

Requests Now

50

After Optimization

28

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kidsbiology. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

kidsbiology.com

kidsbiology.com

136 ms

www.education.com

www.education.com

155 ms

css2

css2

33 ms

style.68fabd9750.css

style.68fabd9750.css

48 ms

anonymous-homepage.b3200f4ca6.css

anonymous-homepage.b3200f4ca6.css

67 ms

carousel.cf67f6e345.css

carousel.cf67f6e345.css

78 ms

at-home-learning.21ba69b431.css

at-home-learning.21ba69b431.css

79 ms

classroom-code-notification.3a206b7ea4.css

classroom-code-notification.3a206b7ea4.css

95 ms

jquery-1.5790ead7ad.11.2.min.js

jquery-1.5790ead7ad.11.2.min.js

84 ms

utilities.de2a58e277.js

utilities.de2a58e277.js

89 ms

utilities-async.276c93ce06.js

utilities-async.276c93ce06.js

90 ms

typeahead.1bedf8c4d7.bundle.js

typeahead.1bedf8c4d7.bundle.js

96 ms

main.47eadc0401bbd7a5d6aa.js

main.47eadc0401bbd7a5d6aa.js

95 ms

vendors~main.cf2435eb751d5ebaa1d2.js

vendors~main.cf2435eb751d5ebaa1d2.js

250 ms

footer.9eb28ff6ab.js

footer.9eb28ff6ab.js

109 ms

style-async.4435b12660.css

style-async.4435b12660.css

57 ms

analytics.js

analytics.js

195 ms

gtm.js

gtm.js

194 ms

education_small_whitetm.png

education_small_whitetm.png

437 ms

roly.png

roly.png

225 ms

kids.png

kids.png

224 ms

hero-image-2x.jpg

hero-image-2x.jpg

225 ms

airplane.svg

airplane.svg

223 ms

lessonPlans.svg

lessonPlans.svg

224 ms

worksheets.svg

worksheets.svg

221 ms

games.svg

games.svg

352 ms

activities.svg

activities.svg

237 ms

ProgressTracker.png

ProgressTracker.png

352 ms

premium-content3x.png

premium-content3x.png

355 ms

GuidedLessons.png

GuidedLessons.png

238 ms

Floyd.png

Floyd.png

354 ms

IceCream.png

IceCream.png

356 ms

TuTu.png

TuTu.png

356 ms

amyjo-meiners.jpg

amyjo-meiners.jpg

358 ms

school-group-narrow.svg

school-group-narrow.svg

359 ms

computer-group.svg

computer-group.svg

357 ms

Roly-Rocket-1600.png

Roly-Rocket-1600.png

361 ms

X-logo.svg

X-logo.svg

359 ms

status_tracking

status_tracking

348 ms

status_info

status_info

358 ms

account_info

account_info

210 ms

tt-norms-regular.woff

tt-norms-regular.woff

356 ms

tt-norms-medium.woff

tt-norms-medium.woff

355 ms

edicons.woff

edicons.woff

358 ms

TopNav.ddb24ea7ffcfea2391aa.css

TopNav.ddb24ea7ffcfea2391aa.css

297 ms

TopNav.ecc1cb17f9306f1c9ffe.js

TopNav.ecc1cb17f9306f1c9ffe.js

295 ms

0.1ff8f1f48b7749858cba.js

0.1ff8f1f48b7749858cba.js

295 ms

RegistrationModal.c8c1b36a8897db352a6a.css

RegistrationModal.c8c1b36a8897db352a6a.css

295 ms

RegistrationModal.ab775ae375b567f1c0df.js

RegistrationModal.ab775ae375b567f1c0df.js

295 ms

collect

collect

128 ms

collect

collect

250 ms

js

js

62 ms

collect

collect

49 ms

js

js

113 ms

css2

css2

155 ms

Accessibility Review

kidsbiology.com accessibility score

89

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

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

High

Image elements do not have [alt] attributes

Best Practices

kidsbiology.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

kidsbiology.com SEO score

79

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

Links do not have descriptive text

High

Image elements do not have [alt] attributes

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 Kidsbiology.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 Kidsbiology.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

kidsbiology.com

Open Graph data is detected on the main page of Kidsbiology. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: