Tools & Wizards About Us
teachertools.co.nz screenshot

Report Summary

  • 85

    Performance

    Renders faster than
    88% of other websites

  • 77

    Accessibility

    Visual factors better than
    that of 44% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 50

    SEO

    Google-friendlier than
    18% of websites

teachertools.co.nz

Welcome to Teacher Tools - Teacher Tools New Zealand

Page Load Speed

5.5 sec in total

First Response

648 ms

Resources Loaded

4.8 sec

Page Rendered

105 ms

teachertools.co.nz screenshot

About Website

Visit teachertools.co.nz now to see the best up-to-date Teacher Tools content for New Zealand and also check out these interesting facts you probably never knew about teachertools.co.nz

Please browse our site to see our latest resources designed specifically for New Zealand's Maths Currciulum.

Visit teachertools.co.nz

Key Findings

We analyzed Teachertools.co.nz page load time and found that the first response time was 648 ms and then it took 4.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

teachertools.co.nz performance score

85

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

64/100

10%

LCP (Largest Contentful Paint)

Value2.8 s

82/100

25%

SI (Speed Index)

Value7.1 s

31/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.009

100/100

15%

TTI (Time to Interactive)

Value2.8 s

97/100

10%

Network Requests Diagram

teachertools.co.nz

648 ms

csshorizontalmenu.css

221 ms

home.css

428 ms

slideshow.css

426 ms

csshorizontalmenu.js

428 ms

Our browser made a total of 65 requests to load all elements on the main page. We found that 97% of them (63 requests) were addressed to the original Teachertools.co.nz, 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Teachertools.co.nz.

Page Optimization Overview & Recommendations

Page size can be reduced by 160.5 kB (14%)

Content Size

1.1 MB

After Optimization

966.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Teachertools.co.nz main page is 1.1 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. 45% of websites need less resources to load. Images take 999.9 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 9.7 kB

  • Original 12.8 kB
  • After minification 11.5 kB
  • After compression 3.1 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 9.7 kB or 76% of the original size.

Image Optimization

-8%

Potential reduce by 80.8 kB

  • Original 999.9 kB
  • After minification 919.1 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. Teacher Tools images are well optimized though.

JavaScript Optimization

-58%

Potential reduce by 57.9 kB

  • Original 100.0 kB
  • After minification 99.3 kB
  • After compression 42.0 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 57.9 kB or 58% of the original size.

CSS Optimization

-82%

Potential reduce by 11.9 kB

  • Original 14.6 kB
  • After minification 11.4 kB
  • After compression 2.6 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. Teachertools.co.nz needs all CSS files to be minified and compressed as it can save up to 11.9 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (20%)

Requests Now

50

After Optimization

40

  • Images
  • JavaScript
  • CSS

The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Teacher Tools. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

teachertools.co.nz

teachertools.co.nz

648 ms

csshorizontalmenu.css

csshorizontalmenu.css

221 ms

home.css

home.css

428 ms

slideshow.css

slideshow.css

426 ms

csshorizontalmenu.js

csshorizontalmenu.js

428 ms

mootools.js

mootools.js

847 ms

slideshow.js

slideshow.js

637 ms

visualslideshow.js

visualslideshow.js

447 ms

ga.js

ga.js

8 ms

Addition%20and%20Subtraction%20-%20helping%20students%20succeed.jpg

Addition%20and%20Subtraction%20-%20helping%20students%20succeed.jpg

634 ms

Addition%20and%20subtraction.jpg

Addition%20and%20subtraction.jpg

634 ms

Multiplication%20and%20Division.jpg

Multiplication%20and%20Division.jpg

841 ms

Fractions,%20Decimals%20and%20Percentages.jpg

Fractions,%20Decimals%20and%20Percentages.jpg

681 ms

Algebra.jpg

Algebra.jpg

841 ms

Basic%20facts.jpg

Basic%20facts.jpg

840 ms

Geometry%20and%20Measurement%201.jpg

Geometry%20and%20Measurement%201.jpg

1052 ms

Geometry%20and%20Measurement%202.jpg

Geometry%20and%20Measurement%202.jpg

1052 ms

Statistics%20and%20Probability%201.jpg

Statistics%20and%20Probability%201.jpg

1106 ms

Statistics%20and%20Probability%202.jpg

Statistics%20and%20Probability%202.jpg

1264 ms

Assessment.jpg

Assessment.jpg

1265 ms

thumb-%20Addition%20and%20Subtraction.jpg

thumb-%20Addition%20and%20Subtraction.jpg

1053 ms

thumb-Addition%20and%20subtraction.jpg

thumb-Addition%20and%20subtraction.jpg

1266 ms

thumb-Multiplication%20and%20Division.jpg

thumb-Multiplication%20and%20Division.jpg

1266 ms

thums-Fractions,%20Decimals%20and%20Percentages.jpg

thums-Fractions,%20Decimals%20and%20Percentages.jpg

1267 ms

thumb-Algebra.jpg

thumb-Algebra.jpg

1319 ms

thumb-Basic%20facts.jpg

thumb-Basic%20facts.jpg

1482 ms

thumb-Geometry%20and%20Measurement%201.jpg

thumb-Geometry%20and%20Measurement%201.jpg

1481 ms

thumb-Geometry%20and%20Measurement%202.jpg

thumb-Geometry%20and%20Measurement%202.jpg

1481 ms

thumb-Statistics%20and%20Probability%201.jpg

thumb-Statistics%20and%20Probability%201.jpg

1480 ms

thumb-Statistics%20and%20Probability%202.jpg

thumb-Statistics%20and%20Probability%202.jpg

1481 ms

thumb-Assessment.jpg

thumb-Assessment.jpg

1534 ms

iPad-Mini.jpg

iPad-Mini.jpg

1696 ms

spacer.png

spacer.png

1695 ms

__utm.gif

__utm.gif

12 ms

menu-on.png

menu-on.png

1663 ms

bg.png

bg.png

1488 ms

logo.png

logo.png

1489 ms

dominoe.png

dominoe.png

1539 ms

left-bg.png

left-bg.png

1702 ms

back.png

back.png

1805 ms

btn-viewbooks.png

btn-viewbooks.png

1701 ms

arrow-white.png

arrow-white.png

1701 ms

footer-bg.png

footer-bg.png

1684 ms

footer-divider.png

footer-divider.png

1733 ms

btn-form-on.png

btn-form-on.png

1712 ms

slideshow.js

slideshow.js

1604 ms

btn-bg.png

btn-bg.png

1493 ms

loader-0.png

loader-0.png

900 ms

loader-1.png

loader-1.png

741 ms

loader-2.png

loader-2.png

847 ms

loader-3.png

loader-3.png

772 ms

loader-4.png

loader-4.png

875 ms

loader-5.png

loader-5.png

948 ms

loader-6.png

loader-6.png

1078 ms

loader-7.png

loader-7.png

1253 ms

loader-8.png

loader-8.png

1363 ms

loader-9.png

loader-9.png

1464 ms

loader-10.png

loader-10.png

1537 ms

loader-11.png

loader-11.png

1565 ms

controller.png

controller.png

1291 ms

controller-first.gif

controller-first.gif

1469 ms

controller-prev.gif

controller-prev.gif

1505 ms

controller-pause.gif

controller-pause.gif

1576 ms

controller-next.gif

controller-next.gif

1679 ms

controller-last.gif

controller-last.gif

1683 ms

Accessibility Review

teachertools.co.nz accessibility score

77

Accessibility Issues

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

teachertools.co.nz best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

teachertools.co.nz SEO score

50

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Teachertools.co.nz can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Teachertools.co.nz 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

teachertools.co.nz

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