Designed by educators, for educators.

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No strings attached. Use your free teacher access for your own professional development, or to assess the material for your students.

Are you an Australian teacher? View our Australian teachers page.

Why we're the most effective way to teach coding.

Challenging problems

Our problem-based learning approach matches each new concept with a problem so you learn by doing!

Code in the browser

Code from any device, any time - start a question on your iPad at school and finish it off on your computer at home.

Interactive notes

Dive straight into coding while using the notes, with interactive code snippets that can be edited and run.

Intelligent automarking

Our automarker breaks each problem down into tests and gives you useful feedback to help you solve it!

Designed for teachers

We've designed our platform with your needs firmly in mind. Let our classroom-ready resources do the heavy lifting of content delivery, so you can focus on your students.

View student progress

View and edit your students’ details, and easily keep track of their progress on our teacher dashboard. Get quick updates at a glance, or drill down to see all student activity.

We help teachers in and out of the classroom.

Get your students started with our...

Free short activites

Get your class started on our free introductory activities, designed to fit into 1-2 periods.

Start coding

Then take their skills to the next level with a course or competition!


Our courses are comprehensive resources that will teach you how to code in Blockly, Python and HTML/CSS. Deliver at your own pace in the classroom or set as homework.

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Students strive to earn points and compete with other students from around the world. Online tutor support is available on the forums during competition times.

View competition schedule

Technology champion schools

Gungahlin College
Scotch College
Knox Grammar School
Tara Anglican School For Girls
View all champion schools

Designed for teachers. Free for teachers.

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