Tools & Wizards About Us
science4you.pt screenshot

Report Summary

  • 6

    Performance

    Renders faster than
    21% of other websites

  • 75

    Accessibility

    Visual factors better than
    that of 42% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

science4you.pt

Science4you | Brinquedos Educativos e Jogos Didáticos - Loja de Brinquedos

Page Load Speed

6.8 sec in total

First Response

312 ms

Resources Loaded

6.1 sec

Page Rendered

374 ms

science4you.pt screenshot

About Website

Click here to check amazing Science4you content for Portugal. Otherwise, check out these important facts you probably never knew about science4you.pt

Na loja online Science4you encontra brinquedos educativos e científicos para crianças e bebés. Temos jogos didáticos para todas as idades | Portes grátis + Envios 24h.

Visit science4you.pt

Key Findings

We analyzed Science4you.pt page load time and found that the first response time was 312 ms and then it took 6.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

science4you.pt performance score

6

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.1 s

3/100

10%

LCP (Largest Contentful Paint)

Value23.0 s

0/100

25%

SI (Speed Index)

Value28.3 s

0/100

10%

TBT (Total Blocking Time)

Value12,040 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.322

36/100

15%

TTI (Time to Interactive)

Value32.1 s

0/100

10%

Network Requests Diagram

science4you.pt

312 ms

brinquedos.science4you.pt

1878 ms

global.css

320 ms

highdpi.css

312 ms

responsive-tables.css

312 ms

Our browser made a total of 125 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Science4you.pt, 76% (95 requests) were made to Brinquedos.science4you.pt and 11% (14 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.9 sec) relates to the external source Brinquedos.science4you.pt.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.1 MB (21%)

Content Size

5.5 MB

After Optimization

4.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Science4you.pt main page is 5.5 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 4.0 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 105.8 kB

  • Original 127.1 kB
  • After minification 104.6 kB
  • After compression 21.3 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 22.5 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 105.8 kB or 83% of the original size.

Image Optimization

-1%

Potential reduce by 23.5 kB

  • Original 4.0 MB
  • After minification 4.0 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. Science4you images are well optimized though.

JavaScript Optimization

-69%

Potential reduce by 585.0 kB

  • Original 846.7 kB
  • After minification 783.7 kB
  • After compression 261.6 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 585.0 kB or 69% of the original size.

CSS Optimization

-84%

Potential reduce by 417.5 kB

  • Original 494.2 kB
  • After minification 376.3 kB
  • After compression 76.7 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. Science4you.pt needs all CSS files to be minified and compressed as it can save up to 417.5 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 73 (69%)

Requests Now

106

After Optimization

33

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 106 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Science4you. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 37 to 1 for JavaScripts and from 38 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

science4you.pt

science4you.pt

312 ms

brinquedos.science4you.pt

brinquedos.science4you.pt

1878 ms

global.css

global.css

320 ms

highdpi.css

highdpi.css

312 ms

responsive-tables.css

responsive-tables.css

312 ms

uniform.default.css

uniform.default.css

313 ms

jquery.fancybox.css

jquery.fancybox.css

315 ms

blockcart.css

blockcart.css

316 ms

jquery.bxslider.css

jquery.bxslider.css

415 ms

blockcategories.css

blockcategories.css

421 ms

blockcurrencies.css

blockcurrencies.css

412 ms

blocklanguages.css

blocklanguages.css

418 ms

blockcontact.css

blockcontact.css

422 ms

blocknewsletter.css

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424 ms

blocktags.css

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513 ms

blockuserinfo.css

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514 ms

blockviewed.css

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514 ms

homeslider.css

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513 ms

settings.css

settings.css

515 ms

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517 ms

dynamic-captions.css

dynamic-captions.css

615 ms

front.css

front.css

619 ms

megamenu.css

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621 ms

brand.css

brand.css

617 ms

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624 ms

product_list.css

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624 ms

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717 ms

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724 ms

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719 ms

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jquery.autocomplete.css

721 ms

fieldblocksearch.css

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727 ms

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jquery-1.11.0.min.js

829 ms

jquery-migrate-1.2.1.min.js

jquery-migrate-1.2.1.min.js

820 ms

jquery.easing.js

jquery.easing.js

822 ms

tools.js

tools.js

823 ms

global.js

global.js

824 ms

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824 ms

css

css

62 ms

owl-theme.css

owl-theme.css

839 ms

jquery-ui.css

jquery-ui.css

629 ms

pages.css

pages.css

631 ms

MarkerCluster.css

MarkerCluster.css

628 ms

MarkerCluster.Default.css

MarkerCluster.Default.css

629 ms

css

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16 ms

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27 ms

leaflet.css

leaflet.css

613 ms

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709 ms

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633 ms

jquery.fancybox.js

jquery.fancybox.js

629 ms

ajax-cart.js

ajax-cart.js

632 ms

jquery.scrollTo.js

jquery.scrollTo.js

624 ms

jquery.serialScroll.js

jquery.serialScroll.js

631 ms

jquery.bxslider.js

jquery.bxslider.js

717 ms

treeManagement.js

treeManagement.js

635 ms

blocknewsletter.js

blocknewsletter.js

637 ms

homeslider.js

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634 ms

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jquery.themepunch.plugins.min.js

740 ms

jquery.themepunch.revolution.min.js

jquery.themepunch.revolution.min.js

636 ms

megamenu.js

megamenu.js

726 ms

mobile_menu.js

mobile_menu.js

634 ms

scrolltop.js

scrolltop.js

630 ms

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jquery.cookie.js

627 ms

fieldcolortool.js

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643 ms

codfee.js

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719 ms

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jquery.autocomplete.js

727 ms

index.js

index.js

637 ms

masterScript.js

masterScript.js

633 ms

owl-carousel-min.js

owl-carousel-min.js

640 ms

jquery-ui.min.js

jquery-ui.min.js

664 ms

fbevents.js

fbevents.js

341 ms

analytics.js

analytics.js

56 ms

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357 ms

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930 ms

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1174 ms

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1270 ms

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1321 ms

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1237 ms

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1377 ms

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1377 ms

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305 ms

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334 ms

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364 ms

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366 ms

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1427 ms

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289 ms

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1632 ms

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mapalojas.php

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1435 ms

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collect

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75 ms

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43 ms

Accessibility Review

science4you.pt accessibility score

75

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

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

High

Image elements do not have [alt] attributes

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

Heading elements are not in a sequentially-descending order

Best Practices

science4you.pt 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

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

science4you.pt SEO score

86

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

Image elements do not have [alt] attributes

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

    PT

  • Language Claimed

    PT

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Science4you.pt can be misinterpreted by Google and other search engines. Our service has detected that Portuguese is used on the page, and it matches the claimed language. Our system also found out that Science4you.pt 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

science4you.pt

Open Graph description is not detected on the main page of Science4you. 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: