3.6 sec in total
207 ms
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Welcome to teachengineering.org homepage info - get ready to check Teach Engineering best content for United States right away, or after learning these important things about teachengineering.org
Free, K-12, NGSS standards-aligned STEM lessons and hands-on activities for teaching elementary, middle and high school science, engineering design and math. Search by concepts or specific Next Genera...
Visit teachengineering.orgWe analyzed Teachengineering.org page load time and found that the first response time was 207 ms and then it took 3.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
teachengineering.org performance score
name
value
score
weighting
Value2.8 s
57/100
10%
Value4.6 s
35/100
25%
Value11.2 s
5/100
10%
Value560 ms
53/100
30%
Value0.057
98/100
15%
Value8.3 s
40/100
10%
207 ms
254 ms
832 ms
493 ms
252 ms
Our browser made a total of 46 requests to load all elements on the main page. We found that 80% of them (37 requests) were addressed to the original Teachengineering.org, 9% (4 requests) were made to Fonts.gstatic.com and 7% (3 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Teachengineering.org.
Page size can be reduced by 1.3 MB (22%)
6.0 MB
4.6 MB
In fact, the total size of Teachengineering.org main page is 6.0 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. 40% of websites need less resources to load. Images take 5.6 MB which makes up the majority of the site volume.
Potential reduce by 33.5 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 7.5 kB, which is 18% 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 33.5 kB or 79% of the original size.
Potential reduce by 1.0 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, Teach Engineering needs image optimization as it can save up to 1.0 MB or 19% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 112.0 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 112.0 kB or 60% of the original size.
Potential reduce by 153.0 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. Teachengineering.org needs all CSS files to be minified and compressed as it can save up to 153.0 kB or 84% of the original size.
Number of requests can be reduced by 14 (37%)
38
24
The browser has sent 38 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Teach Engineering. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
teachengineering.org
207 ms
www.teachengineering.org
254 ms
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jquery-1.10.2.min.js
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jquery-migrate-1.2.1.min.js
252 ms
misc.js
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css
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bootstrap.min.css
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font-awesome.css
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styles.css
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teach-engineering.css
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bootstrap.min.js
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bootstrap-hover-dropdown.min.js
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back-to-top.js
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jquery.placeholder.js
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teachengineering.org accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
teachengineering.org best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
teachengineering.org SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
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
Document uses legible font sizes
Tap targets are not sized appropriately
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Teachengineering.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 Teachengineering.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.
teachengineering.org
Open Graph description is not detected on the main page of Teach Engineering. 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: