Tools & Wizards About Us
gizmos.explorelearning.com screenshot

Report Summary

  • 12

    Performance

    Renders faster than
    25% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

gizmos.explorelearning.com

Interactive STEM Simulations & Virtual Labs | Gizmos

Page Load Speed

2.9 sec in total

First Response

287 ms

Resources Loaded

2.2 sec

Page Rendered

407 ms

gizmos.explorelearning.com screenshot

About Website

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

Unlock STEM potential with our 550+ virtual labs and interactive math and science simulations. Discover engaging activities and STEM lessons with Gizmos!

Visit gizmos.explorelearning.com

Key Findings

We analyzed Gizmos.explorelearning.com page load time and found that the first response time was 287 ms and then it took 2.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

gizmos.explorelearning.com performance score

12

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.4 s

17/100

10%

LCP (Largest Contentful Paint)

Value14.8 s

0/100

25%

SI (Speed Index)

Value8.8 s

16/100

10%

TBT (Total Blocking Time)

Value2,670 ms

4/100

30%

CLS (Cumulative Layout Shift)

Value0.245

51/100

15%

TTI (Time to Interactive)

Value24.6 s

0/100

10%

Network Requests Diagram

gizmos.explorelearning.com

287 ms

css-main

230 ms

css-main-min

194 ms

main.css

164 ms

site-min.css

213 ms

Our browser made a total of 72 requests to load all elements on the main page. We found that 39% of them (28 requests) were addressed to the original Gizmos.explorelearning.com, 10% (7 requests) were made to Use.typekit.net and 6% (4 requests) were made to Fast.wistia.com. The less responsive or slowest element that took the longest time to load (497 ms) relates to the external source Px.ads.linkedin.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 99.8 kB (18%)

Content Size

566.9 kB

After Optimization

467.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Gizmos.explorelearning.com main page is 566.9 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. 65% of websites need less resources to load. Javascripts take 335.5 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 92.7 kB

  • Original 113.9 kB
  • After minification 94.1 kB
  • After compression 21.1 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. This page needs HTML code to be minified as it can gain 19.8 kB, which is 17% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 92.7 kB or 81% of the original size.

Image Optimization

-7%

Potential reduce by 4.9 kB

  • Original 69.5 kB
  • After minification 64.5 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. Gizmos Explorelearning images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 492 B

  • Original 335.5 kB
  • After minification 335.5 kB
  • After compression 335.1 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

-3%

Potential reduce by 1.6 kB

  • Original 48.0 kB
  • After minification 48.0 kB
  • After compression 46.4 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. Gizmos.explorelearning.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 39 (66%)

Requests Now

59

After Optimization

20

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 59 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Gizmos Explorelearning. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

gizmos.explorelearning.com

gizmos.explorelearning.com

287 ms

css-main

css-main

230 ms

css-main-min

css-main-min

194 ms

main.css

main.css

164 ms

site-min.css

site-min.css

213 ms

jstop-main

jstop-main

367 ms

jstop-main-min

jstop-main-min

263 ms

w8qyjqlsb2.jsonp

w8qyjqlsb2.jsonp

18 ms

E-v1.js

E-v1.js

26 ms

jsbottom-main

jsbottom-main

173 ms

jsbottom-main-min

jsbottom-main-min

278 ms

cookieconsent.min.css

cookieconsent.min.css

215 ms

app.js

app.js

301 ms

vhp3kis.css

vhp3kis.css

27 ms

p.css

p.css

18 ms

gtm.js

gtm.js

212 ms

swatch

swatch

20 ms

logo.svg

logo.svg

204 ms

logo-white.svg

logo-white.svg

204 ms

blank.gif

blank.gif

201 ms

ft-gizmo-tn.png

ft-gizmo-tn.png

201 ms

free-gizmos-library-graphic.svg

free-gizmos-library-graphic.svg

202 ms

gizmos-logo-white.svg

gizmos-logo-white.svg

201 ms

brought-to-you-by.svg

brought-to-you-by.svg

272 ms

footer-icon-reflex.svg

footer-icon-reflex.svg

269 ms

footer-icon-frax.svg

footer-icon-frax.svg

270 ms

footer-icon-science.svg

footer-icon-science.svg

275 ms

MON-LOGO-White-Bug.svg

MON-LOGO-White-Bug.svg

274 ms

d

d

183 ms

d

d

185 ms

d

d

185 ms

d

d

187 ms

x-twitter.svg

x-twitter.svg

244 ms

d

d

28 ms

d

d

28 ms

fa-solid-900.woff

fa-solid-900.woff

174 ms

fa-regular-400.woff

fa-regular-400.woff

173 ms

fa-light-300.woff

fa-light-300.woff

195 ms

fa-brands-400.woff

fa-brands-400.woff

195 ms

externalPlayer.js

externalPlayer.js

48 ms

js

js

62 ms

insight.min.js

insight.min.js

104 ms

uwt.js

uwt.js

176 ms

core.js

core.js

169 ms

destination

destination

148 ms

9984.js

9984.js

165 ms

munchkin.js

munchkin.js

207 ms

e021c136d54e2324.min.js

e021c136d54e2324.min.js

206 ms

fbevents.js

fbevents.js

173 ms

553555e73afe4618a9e8a1cf7e20711a.js.ubembed.com

553555e73afe4618a9e8a1cf7e20711a.js.ubembed.com

216 ms

pendo.js

pendo.js

252 ms

up.png

up.png

92 ms

insight_tag_errors.gif

insight_tag_errors.gif

497 ms

d152ab768880a2520c7a5928e29a2c71.jpg

d152ab768880a2520c7a5928e29a2c71.jpg

104 ms

gizmos.explorelearning.com.json

gizmos.explorelearning.com.json

58 ms

sync

sync

162 ms

munchkin.js

munchkin.js

18 ms

84a07e3a698688683d493761c9786bde.js

84a07e3a698688683d493761c9786bde.js

22 ms

bundle.js

bundle.js

35 ms

visitWebPage

visitWebPage

133 ms

adsct

adsct

217 ms

adsct

adsct

187 ms

b.html

b.html

96 ms

ip.json

ip.json

90 ms

sync

sync

29 ms

tap.php

tap.php

91 ms

log

log

28 ms

main-7b78720.z.css

main-7b78720.z.css

18 ms

main.bundle-b8bce47.z.js

main.bundle-b8bce47.z.js

21 ms

rum

rum

15 ms

1fd801b6-el-gizmos-wordmark-reverse.svg

1fd801b6-el-gizmos-wordmark-reverse.svg

32 ms

7c0af475-gizmos-45-day-trial-desktop2_100000014002t000000028.png

7c0af475-gizmos-45-day-trial-desktop2_100000014002t000000028.png

34 ms

Accessibility Review

gizmos.explorelearning.com accessibility score

96

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.

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

<frame> or <iframe> elements do not have a title

Best Practices

gizmos.explorelearning.com best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

gizmos.explorelearning.com SEO score

100

Search Engine Optimization Advices

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 Gizmos.explorelearning.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 Gizmos.explorelearning.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

gizmos.explorelearning.com

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