Tools & Wizards About Us
teachervision.com screenshot

Report Summary

  • 18

    Performance

    Renders faster than
    34% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

teachervision.com

Trusted Teacher Resources, Lesson Plans and Worksheets for Grades K-12 - TeacherVision

Page Load Speed

21.4 sec in total

First Response

11 ms

Resources Loaded

20.7 sec

Page Rendered

661 ms

teachervision.com screenshot

About Website

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

TeacherVision provides teachers with expertly curated teaching resources and printables across all subjects for grades pre-K to 12.

Visit teachervision.com

Key Findings

We analyzed Teachervision.com page load time and found that the first response time was 11 ms and then it took 21.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

teachervision.com performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

31/100

10%

LCP (Largest Contentful Paint)

Value9.8 s

0/100

25%

SI (Speed Index)

Value19.2 s

0/100

10%

TBT (Total Blocking Time)

Value8,580 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value55.4 s

0/100

10%

Network Requests Diagram

teachervision.com

11 ms

www.teachervision.com

36 ms

js

116 ms

ramp_config.js

105 ms

b-00cy.min.js

63 ms

Our browser made a total of 88 requests to load all elements on the main page. We found that 47% of them (41 requests) were addressed to the original Teachervision.com, 8% (7 requests) were made to Use.typekit.net and 5% (4 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (20.3 sec) relates to the external source I.postimg.cc.

Page Optimization Overview & Recommendations

Page size can be reduced by 942.9 kB (15%)

Content Size

6.3 MB

After Optimization

5.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Teachervision.com main page is 6.3 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 5.6 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 293.3 kB

  • Original 345.9 kB
  • After minification 254.8 kB
  • After compression 52.6 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 91.1 kB, which is 26% 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 293.3 kB or 85% of the original size.

Image Optimization

-11%

Potential reduce by 641.7 kB

  • Original 5.6 MB
  • After minification 5.0 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. Obviously, Teacher Vision needs image optimization as it can save up to 641.7 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-3%

Potential reduce by 7.7 kB

  • Original 280.7 kB
  • After minification 280.7 kB
  • After compression 273.0 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

-0%

Potential reduce by 195 B

  • Original 55.0 kB
  • After minification 55.0 kB
  • After compression 54.8 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. Teachervision.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 33 (45%)

Requests Now

74

After Optimization

41

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 74 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Teacher Vision. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

teachervision.com

teachervision.com

11 ms

www.teachervision.com

www.teachervision.com

36 ms

js

js

116 ms

ramp_config.js

ramp_config.js

105 ms

b-00cy.min.js

b-00cy.min.js

63 ms

j.php

j.php

146 ms

gtm.js

gtm.js

142 ms

nug5enh.css

nug5enh.css

138 ms

css_0PfViMRW4ZeqyI1OPCwWnk-b4IYrzLkUa_r5NQOgUUY.css

css_0PfViMRW4ZeqyI1OPCwWnk-b4IYrzLkUa_r5NQOgUUY.css

36 ms

css_Zi1n2ZkHwcYT7MXIzXOXZhkpktlxOIiqbno3e_6Wud0.css

css_Zi1n2ZkHwcYT7MXIzXOXZhkpktlxOIiqbno3e_6Wud0.css

51 ms

bootstrap.min.css

bootstrap.min.css

136 ms

font-awesome.min.css

font-awesome.min.css

138 ms

css_ACz_W47Dsgtgd-9RJJZCkEPfcdm7MzhBBkjUWuKxguA.css

css_ACz_W47Dsgtgd-9RJJZCkEPfcdm7MzhBBkjUWuKxguA.css

99 ms

pinit.js

pinit.js

100 ms

js_ruSSC0m9pv5ZN29eKm4ntC2SGBTKMokhc019yS5-wSc.js

js_ruSSC0m9pv5ZN29eKm4ntC2SGBTKMokhc019yS5-wSc.js

134 ms

ramp_core.js

ramp_core.js

137 ms

26848687.js

26848687.js

902 ms

p.css

p.css

137 ms

js

js

306 ms

destination

destination

304 ms

insight.min.js

insight.min.js

856 ms

logo_pos.svg

logo_pos.svg

90 ms

Group-5.jpg

Group-5.jpg

20275 ms

Ads-Powered-by-playwire-2021-standalone-small-300px.png

Ads-Powered-by-playwire-2021-standalone-small-300px.png

905 ms

resource-banner_5.png

resource-banner_5.png

850 ms

resource-banner_6.png

resource-banner_6.png

949 ms

resource-banner_7.png

resource-banner_7.png

945 ms

resource-banner_8.png

resource-banner_8.png

946 ms

teachervision-grading-and-report-card-comments-essentials-kit_0.JPG

teachervision-grading-and-report-card-comments-essentials-kit_0.JPG

248 ms

teachervision-holiday-choice-boards-essentials-kit.JPG

teachervision-holiday-choice-boards-essentials-kit.JPG

247 ms

teachervision-the-ultimate-self-care-mindfulness-and-gratitude-journal.jpg

teachervision-the-ultimate-self-care-mindfulness-and-gratitude-journal.jpg

595 ms

teachervision-student-awards-and-certificates-classroom-kit.JPG

teachervision-student-awards-and-certificates-classroom-kit.JPG

593 ms

teachervision-the-complete-guide-to-healthy-habits-for-teachers.jpg

teachervision-the-complete-guide-to-healthy-habits-for-teachers.jpg

798 ms

teachervision-the-time-management-workbook.jpg

teachervision-the-time-management-workbook.jpg

797 ms

teachervision-the-ultimate-self-regulation-kit.jpg

teachervision-the-ultimate-self-regulation-kit.jpg

882 ms

teachervision-%20teacher%20planner.jpg

teachervision-%20teacher%20planner.jpg

902 ms

TV-Home-V2_1_0.png

TV-Home-V2_1_0.png

935 ms

TV-Home-V2_2_0.png

TV-Home-V2_2_0.png

937 ms

TV-Home-V2_3_0.png

TV-Home-V2_3_0.png

935 ms

TV-Home-V2_6_1.png

TV-Home-V2_6_1.png

949 ms

TV-Home-V2_7.png

TV-Home-V2_7.png

1023 ms

TV-Home-V2_6_0.png

TV-Home-V2_6_0.png

1023 ms

TV-Home-V2_THIRD_0.gif

TV-Home-V2_THIRD_0.gif

948 ms

Sara.png

Sara.png

1172 ms

jessica.jpg

jessica.jpg

1172 ms

TV-Home-img4.jpg

TV-Home-img4.jpg

990 ms

TV-Home-img2_1.jpg

TV-Home-img2_1.jpg

991 ms

TV-Home-img1_2.jpg

TV-Home-img1_2.jpg

1025 ms

tv_logo_white_300.png

tv_logo_white_300.png

1072 ms

sandbox-learning_0.png

sandbox-learning_0.png

1072 ms

factmonster_logo.png

factmonster_logo.png

1072 ms

tv_familyeducation_logo.png

tv_familyeducation_logo.png

1075 ms

infoplease_logo.png

infoplease_logo.png

1074 ms

sandbox_logo.png

sandbox_logo.png

1074 ms

updatedloader.gif

updatedloader.gif

1076 ms

analytics.js

analytics.js

237 ms

d

d

539 ms

d

d

636 ms

d

d

634 ms

d

d

633 ms

d

d

634 ms

d

d

636 ms

load.sumo.com

load.sumo.com

741 ms

fbevents.js

fbevents.js

689 ms

52eluwc5hi

52eluwc5hi

697 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

551 ms

collect

collect

281 ms

collect

collect

251 ms

banner.js

banner.js

542 ms

26848687.js

26848687.js

552 ms

web-interactives-embed.js

web-interactives-embed.js

557 ms

conversations-embed.js

conversations-embed.js

543 ms

j

j

141 ms

pinit_main.js

pinit_main.js

120 ms

insight_tag_errors.gif

insight_tag_errors.gif

331 ms

b-00cy

b-00cy

88 ms

ga-audiences

ga-audiences

147 ms

clarity.js

clarity.js

87 ms

syncd

syncd

104 ms

demconf.jpg

demconf.jpg

27 ms

generic

generic

17 ms

35759

35759

23 ms

csx

csx

13 ms

sync

sync

24 ms

Tara.png.webp

Tara.png.webp

3 ms

Sara.png.webp

Sara.png.webp

4 ms

jessica.jpg.webp

jessica.jpg.webp

4 ms

c.gif

c.gif

8 ms

Accessibility Review

teachervision.com accessibility score

78

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

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

[id] attributes on active, focusable elements are not unique

High

Heading elements are not in a sequentially-descending order

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

ARIA IDs are not unique

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

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

teachervision.com best practices score

67

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

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

teachervision.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 Teachervision.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 Teachervision.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

teachervision.com

Open Graph description is not detected on the main page of Teacher Vision. 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: