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Human Body

This resource, aimed at primary learners, contains three lessons on skeleton and muscles, digestion and circulation. An interactive simulation, 'Inside the Human Body', explores each of the systems demonstrating their structure and function. It also provides interactive games which support the activities.


Number Stairs

This Subtangent investigation looks at the total of the squares inside a stair shape.

Initially students investigate the relationship of the totals of a three step stair and its position on a 10 by 10 grid.

Using algebra, students may discover a general rule which applies to any stair on the grid....

Loopy Snooker

A special snooker table is the basis for this investigation from Subtangent. There are only four pockets on the table and you can only play the ball at 450 to the sides of the table. The ball begins from a given corner of the table and keeps moving until it hits a pocket. The number of bounces is...


The frogs in this Subtangent investigation have to be moved from one set of lily pads to another, following specific rules. This classic investigation is suitable for a wide age range of students. The number of frogs on each side can be varied, allowing further investigation and generalisations for the number of...

Diagonal Differences

This Subtangent investigation looks at what happens if the numbers in opposite corners of a three by three square, placed on an eight by eight grid, are multiplied then their difference found. Using algebra, students may discover a general rule which applies to any three by three square placed on the grid. Students...

Colouring Maps

This activity from Subtangent is based on the four colour theory, which is used by mapmakers. There is an interactive task which challenges students to colour a map using no more than four colours and ensuring that no two regions which share a border have the same colour. Further resources include examples of...

North Sea Rocks

The resource available consists of the following items:


This is material that has been cut...

Primary QR Code Activity - iGuess Beasts

This Key Stage 1 activity introduces children to QR (Quick Response) Codes.  The children use tablets to scan QR Codes and guess the minibeasts from a given habitat.

Includes step-by-step lesson plan and associated teacher/pupil resources.

Get more free computing lesson plans and resources at...

Using XR to change the way we work in the world

The purpose of this workshop session is to allow groups to be able to look into how XR (AR & VR) can be used to make real change within the world. The aim is to make the groups look at the technology away from entertainment and gaming, and focus more on how could the technology be used in other areas to really...

Hello World Haskell for Key Stage 1 and PD

In this article from Hello World we discuss how the foundations of computer science can contribute to Key Stage 1 mathematics and vice versa.


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