Jigsaw.org - SEO Checker

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Overview of the SEO Check
Meta information
80% 
Page quality
63% 
Page structure
4% 
Link structure
100% 
Server
70% 
External factors
100% 
SEO Score
Response time
0.60 s
File size
30.00 kB
Words
1207
Media files
19
Number of links
10 internal / 2 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
The Jigsaw Classroom
The length of the page title is perfect. (207 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
The jigsaw technique is a cooperative learning approach that reduces racial conflict among school children, promotes better learning, improves student motivation, and increases enjoyment of the learning experience.
The meta description is too long: 1326 pixels from max. 1000 pixels. Optimize description
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
No canonical link is specified.
Language
(Somewhat important)
Language detected in text: en
Language defined in HTML: en
Server location: United States of America
The following language is defined by HTML: en
Alternate/Hreflang Links
(Somewhat important)
There are no alternate links specified on this page.
Other meta tags
(Somewhat important)
There is no rel next meta tag on this page.
There is no rel prev meta tag on this page.
Domain
(Somewhat important)
The domain is no subdomain.
The domain length is good.
The domain does not contain non-latin characters.
Page URL
(Somewhat important)
No parameters were found in the URL.
No session ID was found in the URL.
The URL does not have too many subdirectories.
Charset encoding
(Somewhat important)
The character encoding is not specified in the HTTP header.
The charset encoding (UTF-8) is set correctly.
Doctype
(Nice to have)
The doctype HTML 5 is set correctly.
The doctype is placed at first in the HTML code.
Favicon
(Nice to have)
The favicon is linked correctly.

Meta tags

NameValue
viewportwidth=device-width, initial-scale=1
descriptionThe jigsaw technique is a cooperative learning approach that reduces racial conflict among school children, promotes better learning, improves student motivation, and increases enjoyment of the learning experience.
keywordsjigsaw classroom, classroom, cooperative learning, elliot aronson, desegregation, columbine, nobody left to hate, prejudice, stereotypes, academic performance, students, teaching, teachers, learning
authorEmpty
langen
X-UA-CompatibleIE=edge
charsetutf-8

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Page quality

Content
(Critically important)
There are 8 text duplicates on this page:
  • Duplicate 1: For example, if you want history students to learn about Eleanor Roose...
  • Duplicate 2: Form temporary “expert groups” by having one student from each jigsaw ...
  • Duplicate 3: Give students in these expert groups time to discuss the main points o...
  • Duplicate 4: If any group is having trouble (e.g., a member is dominating or disrup...
This page contains 1207 words. That's ok.
41.9% of the text are stop words.
The page contains a listing, which indicates a good text layout.
17 paragraphs were found on this page.
The text content is perfect.
No placeholders texts or images were found.
The average number of words per sentence of 20.72 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
No Apple touch icon is specified.
This page loads 8 JavaScript files. This may affect the load time negatively.
A viewport "width=device-width, initial-scale=1" is provided.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 24 tags for this page.
Image SEO
(Somewhat important)
11 images have no alt attribute. The content of alt attributes is used by search engines.
Social Networks
(Nice to have)
There are only a few social sharing widgets on the page. Make your website popular in social networks with social sharing widgets.
Additional markup
(Nice to have)
No additional page markup was found.
HTTPS
(Somewhat important)
This website uses HTTPS to protect privacy and integrity of the exchanged data.
All included files are also transferred via HTTPS.

Media list

URLAlt attributeTitle
/images/HeaderLogo_JigsawClassroom.svgJigsaw Classroom logo
/images/HeaderLogo_JigsawClassroom.svgJigsaw Classroom logo small
/images/Logo_Jigsaw.svgNo alt attribute provided
/images/Icon_Handshake.svgTwo hands shaking
/images/Icon_Puzzle.svgConnected puzzle pieces
/images/Icon_Group.svgThree people linked in a circle
/images/Tips_Pieces1.svgNo alt attribute provided
/images/Tips_Pieces1_Side.svgNo alt attribute provided
/images/Tips_Pieces2.svgNo alt attribute provided
/images/Tips_Pieces2_Side.svgNo alt attribute provided
/images/Tips_Pieces1.svgNo alt attribute provided
/images/Tips_Pieces1_Side.svgNo alt attribute provided
/images/Tips_Pieces2.svgNo alt attribute provided
/images/Tips_Pieces2_Side.svgNo alt attribute provided
/images/Tips_Pieces1.svgNo alt attribute provided
/images/Tips_Pieces1_Side.svgNo alt attribute provided
/images/ProfessorAronson.pngElliot Aronson
/images/ProfessorAronson.pngElliot Aronson
/images/ProfessorAronson.pngElliot Aronson

Page structure

H1 heading
(Critically important)
OVERVIEW
Too many H1 headings
The H1 heading consists of only one word. There should be more information given.
The H1 heading is too short (8 characters). It should be at least 20 Characters long.
Headings
(Important)
Some headings occur twice on the page.
There are 32 headings on the page. The amount of headings should be in a more proper relation to the amount of text.

Heading structure

Heading levelContent
H1 OVERVIEW
H1 JIGSAW IN 10 EASY STEPS
H1 ABOUT ELLIOT ARONSON
H2 THE JIGSAW CLASSROOM
H2 THE JIGSAW CLASSROOM Duplicate text
H2 OVERVIEW Duplicate text
H2 JIGSAW IN 10 EASY STEPS Duplicate text
H2 TIPS FOR IMPLEMENTATION
H2 IMPLEMENTATION
H2 ABOUT ELLIOT ARONSON Duplicate text
H2 HISTORY OF THE JIGSAW
H2 HISTORY
H3 STEP ONE
H3 STEP TWO
H3 STEP ONE Duplicate text
H3 STEP TWO Duplicate text
H3 STEP THREE
H3 STEP FOUR
H3 STEP THREE Duplicate text
H3 STEP FOUR Duplicate text
H3 STEP FIVE
H3 STEP SIX
H3 STEP FIVE Duplicate text
H3 STEP SIX Duplicate text
H3 STEP SEVEN
H3 STEP EIGHT
H3 STEP SEVEN Duplicate text
H3 STEP EIGHT Duplicate text
H3 STEP NINE
H3 STEP TEN
H3 STEP NINE Duplicate text
H3 STEP TEN Duplicate text
The number of internal links is ok.
Every linktext is unique.
None of the anchor texts is too long.
All internal links are not using dynamic parameters.
There are 2 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://www.jigsaw.org/IMG-ALT Jigsaw Classroom logo
https://www.jigsaw.org/OVERVIEW
https://www.jigsaw.org/10 STEPS
https://www.jigsaw.org/TIPS
https://www.jigsaw.org/ELLIOT ARONSON
https://www.jigsaw.org/HISTORY
/informationMORE INFORMATION
https://www.jigsaw.org/overviewLEARN MORE
A-TITLE Overview page link
https://www.jigsaw.org/tipsMORE ABOUT IMPLEMENTATION
http://aronson.socialpsycholog...New window External Subdomain MORE ABOUT ELLIOT ARONSON
https://www.jigsaw.org/historyMORE OF PROFESSOR ARONSON'S ACCOUNT
http://www.socialpsychology.org/New window External Subdomain Social Psychology Network

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.jigsaw.org/"
HTTP header
(Important)
The web server version is sent within the HTTP header.
No X-Powered HTTP header is sent.
This page uses GZip for compressed data transmission.
Performance
(Somewhat important)
The page response time of 0.60 seconds is longer than the recommended limit of 0.4 seconds. A high response time unnecessarily slows down search engine crawling and results in bad user experience as well.
This page loads 8 JavaScript files. This may affect the load time negatively.
This page only loads 3 CSS files. That's ok.
The file size of the HTML document is fine (30 kB).

HTTP Response Header

NameValue
servernginx/1.4.6 (Ubuntu)
dateWed, 22 May 2024 10:03:56 GMT
content-typetext/html
transfer-encodingchunked
connectionkeep-alive
content-encodinggzip
statuscode200
http_versionHTTP/1.1

External factors

Blacklists
(Nice to have)
This website is not classified "for adult only".
This website has excellent links from other websites.
This page has backlinks from 887 referring domains.
This page has 21,275 backlinks.
This page has backlinks from 667 different ip addresses.
Facebook popularity
(Somewhat important)
The page has 0 shares and comments on Facebook.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

No valid Robots.txt file was found.

Similar sites

Search preview

www.jigsaw.org
The Jigsaw Classroom
The jigsaw technique is a cooperative learning approach that reduces racial conflict among school children, promotes better learning, improves student motivation, and increases enjoyment of the learning experience.

Most important keywords

Following keywords were found. You can check the keyword optimization of this page for each keyword.

KeywordResultRecheck
JIGSAW81%Check
JIGSAW CLASSROOM70%Check
Jigsaw Puzzle61%Check
CLASSROOM58%Check
OVERVIEW54%Check
one student47%Check
student46%Check
ARONSON46%Check
learning46%Check
school46%Check
Show more keywords and terms

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