This resource contains two sets of triominoes, based around the theme of internet security. A simple set with only 4 cards, where three definitions and their key words need to be matched. The set also has two extra definitions and key words to act as distractors from the actual answers, an extension might be to get...

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...