![Hidden Squares](/sites/default/files/styles/medium/public/thumbnails/content-id-8485-icon.png?itok=cL1jvQ_x)
Visualising and representing
![Hidden Squares](/sites/default/files/styles/medium/public/thumbnails/content-id-8485-icon.png?itok=cL1jvQ_x)
![Doing and undoing](/sites/default/files/styles/medium/public/thumbnails/content-id-8292-icon.png?itok=U1FM0NLi)
problem
Doing and undoing
An investigation looking at doing and undoing mathematical operations focusing on doubling, halving, adding and subtracting.
![Hyperbolic thinking](/sites/default/files/styles/medium/public/thumbnails/content-id-8106-icon.png?itok=DyH0Uu0c)
problem
Hyperbolic thinking
Explore the properties of these two fascinating functions using trigonometry as a guide.
![Constructing Triangles](/sites/default/files/styles/medium/public/thumbnails/content-id-8098-icon.png?itok=2JGN3wZM)
problem
Constructing Triangles
Generate three random numbers to determine the side lengths of a triangle. What triangles can you draw?
![Olympic Turns](/sites/default/files/styles/medium/public/thumbnails/content-id-8191-icon.png?itok=oyVBoA9_)
problem
Olympic Turns
This task looks at the different turns involved in different Olympic sports as a way of exploring the mathematics of turns and angles.
![Let us divide!](/sites/default/files/styles/medium/public/thumbnails/content-id-8308-icon.png?itok=aX9M_8zD)
problem
Let us divide!
Look at different ways of dividing things. What do they mean? How might you show them in a picture, with things, with numbers and symbols?
![How do you see it?](/sites/default/files/styles/medium/public/thumbnails/content-id-8296-icon.png?itok=wP5NYAaI)
problem
How do you see it?
Here are some short problems for you to try. Talk to your friends about how you work them out.
![That number square](/sites/default/files/styles/medium/public/thumbnails/content-id-8169-icon.jpg?itok=RXd521Qj)
problem
That number square
Exploring the structure of a number square: how quickly can you put the number tiles in the right place on the grid?
![How would we count?](/sites/default/files/styles/medium/public/thumbnails/content-id-8123-icon.jpg?itok=dg4uHKFS)
problem
How would we count?
An activity centred around observations of dots and how we visualise number arrangement patterns.
![Different Sizes](/sites/default/files/styles/medium/public/thumbnails/content-id-8117-icon.jpg?itok=-2K6iCDL)