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The Peruvian Coin Flip - Cryptographic Protocols

This activity shows how to accomplish a simple, but nevertheless seemingly impossible task -making a fair random choice by flipping a coin, between two people who don’t necessarily trust each other, and are connected only by a telephone. The resource begins with a detailed explanation of the activity and...

Primary Computing Lesson celebrating Ada Lovelace

Teach primary computing with history. This teacher-led activity involves conducting online research about Ada Lovelace a female pioneer in STEM and the world’s first computer programmer!

Children present their findings using basic HTML and CSS to create a multimedia webpage all about Ada.

More free...

Conversations with Computers - The Turing Test

This activity aims to stimulate discussion on the question of whether computers can exhibit ’intelligence’, or are ever likely to do so in the future. Based on a pioneering computer scientist’s view of how one might recognize artificial intelligence if it ever appeared, it conveys something of what is currently...

Kid Krypto - public key encryption

Encryption is the key to information security. The key to modern encryption is that using only public information, a sender can lock up their message in such a way that it can only be unlocked by the intended recipient. The resource begins with a detailed explanation of the activity and how the process of...

Sharing Secrets - Information Hiding Protocols

Cryptographic techniques enable information to be shared with other people, yet still maintain a surprisingly high level of privacy. This activity illustrates a situation where information is shared, and yet none of it is revealed: a group of students will calculate their average age without anyone having to reveal...

Make a Game Project

In this multi-lesson project pupils design and code a computer game. It uses a rainforest theme but can be adapted to any topic, with learners of varying age or ability. The project includes: *Decomposition of the elements of a game *Designing the game *Creating assets for the game, such as background images and...

Animated Poem Decomposition Activity

This cross-curricular computing / ICT activity helps children to understand decomposition. They choose a poem and create an animation using Scratch; this encourages them to think deeply about the poem, and to explore the tools available. Children break the poem into pieces (decomposition), then plan the animation...

ScratchJr Knock Knock Joke Activity

This Barefoot activity for young programmers exploits the sequencing and timing of joke-telling to help students learn good programming techniques. After planning an animation using a storyboard technique they then code it using the Scratch Jr app, and debug it. Tips for supporting the less able, as well as...

Selecting Search Results

This Barefoot Computing primary school resource helps children to Understand how search engines work. By acting as a ‘web crawler’ and collecting information across a small selection of web pages, they learn what in data is indexed by search engines and how this is used when a search query is received. As well as...

Personal information

These materials have been developed to give teachers a creative and engaging set of resources for use in the classroom, supplying the tools needed to raise awareness of key issues around personal information.

The primary school lesson plans explore what is meant by personal information, and give students the...

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