Tools & Wizards About Us

Report Summary

  • 2

    Performance

    Renders faster than
    20% of other websites

  • 56

    Accessibility

    Visual factors better than
    that of 24% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 71

    SEO

    Google-friendlier than
    30% of websites

sfsocialstudies.com

K-12 Learning Solutions | Education Curriculum | Savvas

Page Load Speed

1.5 sec in total

First Response

68 ms

Resources Loaded

1.2 sec

Page Rendered

254 ms

About Website

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

Savvas Learning Company creates award-winning K–12 education curriculum, assessments, and K-12 learning solutions to improve student outcomes.

Visit sfsocialstudies.com

Key Findings

We analyzed Sfsocialstudies.com page load time and found that the first response time was 68 ms and then it took 1.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

sfsocialstudies.com performance score

2

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.5 s

2/100

10%

LCP (Largest Contentful Paint)

Value16.3 s

0/100

25%

SI (Speed Index)

Value13.5 s

2/100

10%

TBT (Total Blocking Time)

Value12,620 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.558

13/100

15%

TTI (Time to Interactive)

Value26.7 s

0/100

10%

Network Requests Diagram

sfsocialstudies.com

68 ms

www.pearsonschool.com

222 ms

satelliteLib-e8d6fe74411f5492cd5fa813d2d7be6d099e15a2.js

18 ms

jquery-1.9.1.js

124 ms

jquery-migrate-1.1.1.js

72 ms

Our browser made a total of 90 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Sfsocialstudies.com, 72% (65 requests) were made to Assets.pearsonschool.com and 7% (6 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (572 ms) relates to the external source Cse.google.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.0 MB (41%)

Content Size

2.5 MB

After Optimization

1.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sfsocialstudies.com main page is 2.5 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. 70% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 53.7 kB

  • Original 70.2 kB
  • After minification 69.0 kB
  • After compression 16.4 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 53.7 kB or 77% of the original size.

Image Optimization

-5%

Potential reduce by 56.7 kB

  • Original 1.2 MB
  • After minification 1.2 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. Sfsocialstudies images are well optimized though.

JavaScript Optimization

-76%

Potential reduce by 692.0 kB

  • Original 911.5 kB
  • After minification 675.3 kB
  • After compression 219.5 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 692.0 kB or 76% of the original size.

CSS Optimization

-85%

Potential reduce by 202.7 kB

  • Original 239.2 kB
  • After minification 203.9 kB
  • After compression 36.5 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. Sfsocialstudies.com needs all CSS files to be minified and compressed as it can save up to 202.7 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 45 (56%)

Requests Now

81

After Optimization

36

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 81 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sfsocialstudies. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 26 to 1 for JavaScripts and from 14 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

sfsocialstudies.com accessibility score

56

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

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible 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

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

sfsocialstudies.com best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

sfsocialstudies.com SEO score

71

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

High

robots.txt is not valid

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 Sfsocialstudies.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 Sfsocialstudies.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

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