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A Cartesian Puzzle
Find the missing coordinates which will form these eight quadrilaterals. These coordinates themselves will then form a shape with rotational and line symmetry.
Skeleton Shapes
How many balls of modelling clay and how many straws does it take to make these skeleton shapes?
Seeing Rhombuses
Players take it in turns to choose a dot on the grid. The winner is the first to have four dots that can be joined to form a rhombus.
More Tug of War
In this game, you can add, subtract, multiply or divide the numbers on the dice. Which will you choose?
The Tomato and the Bean
Tom had a tomato plant and he sowed a bean seed. When will the two plants be the same height?
Roll These Dice
Roll three dice, then add two numbers and take away the other. What answers could you get?
Troublesome Triangles
Many natural systems appear to be in equilibrium until suddenly a critical point is reached, setting up a mudslide or an avalanche or an earthquake. In this project, students will use a simple simulation game to investigate the properties of such systems.