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name

value

score

weighting

FCP (First Contentful Paint)

Value9.0 s

0/100

10%

LCP (Largest Contentful Paint)

Value11.1 s

0/100

25%

SI (Speed Index)

Value12.4 s

3/100

10%

TBT (Total Blocking Time)

Value1,790 ms

10/100

30%

CLS (Cumulative Layout Shift)

Value0.04

99/100

15%

TTI (Time to Interactive)

Value24.7 s

0/100

10%

criticalthinking.com

72 ms

www.criticalthinking.com

594 ms

calendar.min.css

32 ms

styles-m.min.css

63 ms

owl.carousel.min.css

45 ms

Our browser made a total of 98 requests to load all elements on the main page. We found that 85% of them (83 requests) were addressed to the original Criticalthinking.com, 8% (8 requests) were made to and 2% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (594 ms) belongs to the original domain Criticalthinking.com.

Content Size

3.3 MB

After Optimization

3.0 MB

In fact, the total size of Criticalthinking.com main page is 3.3 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. Only a small number of websites need less resources to load. CSS take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 244.3 kB

Original 276.2 kB
After minification 202.5 kB
After compression 31.9 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 73.7 kB, which is 27% 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 244.3 kB or 88% of the original size.

Image Optimization

-7%

Potential reduce by 39.9 kB

Original 538.6 kB
After minification 498.7 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. Critical Thinking images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 5.6 kB

Original 1.2 MB
After minification 1.2 MB
After compression 1.2 MB

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 3.6 kB

Original 1.3 MB
After minification 1.3 MB
After compression 1.3 MB

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. Criticalthinking.com has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 83 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Critical Thinking. 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 25 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

[role]s are not contained by their required parent element

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

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.

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

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.

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

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

High

Image elements do not have [alt] attributes

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/).

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

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 Criticalthinking.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 Criticalthinking.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

criticalthinking.com

Open Graph description is not detected on the main page of Critical Thinking. 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:

Report Summary

Performance

Accessibility

Best Practices

SEO

Better Grades and Higher Test Scores — Guaranteed! - The Critical Thinking Co.

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

criticalthinking.com

www.criticalthinking.com

calendar.min.css

styles-m.min.css

owl.carousel.min.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

criticalthinking.com

www.criticalthinking.com

calendar.min.css

styles-m.min.css

owl.carousel.min.css

amslick.min.css

mangoit_catalogrequest.min.css

downloadplus.min.css

owl.carousel.min.css

owl.theme.default.min.css

jquery.fancybox.min.css

font-awesome.min.css

styles.min.css

boostrap.tiny.min.css

owl.carousel.min.css

vg-testimonials.min.css

custom.min.css

owl.carousel.min.css

owl.theme.min.css

owl.transitions.min.css

slick.min.css

slick-theme.min.css

styles-l.min.css

font-awesome.min.css

animate.min-4.1.1.min.css

font-awesome.min-5.14.0.min.css

logo.jpg

awards_header_big.webp

logo.svg

header_promo_free_ship_35off.gif

require.min.js

requirejs-min-resolver.min.js

bundle0.min.js

bundle1.min.js

bundle2.min.js

bundle3.min.js

bundle4.min.js

api.js

js

bundle5.min.js

static.min.js

mixins.min.js

requirejs-config.min.js