Can you find examples of magic crosses? Can you find all the possibilities?

I'm thinking of a number. My number is both a multiple of 5 and a multiple of 6. What could my number be?

Think of a two digit number, reverse the digits, and add the numbers together. Something special happens...

When I park my car in Mathstown, there are two car parks to choose from. Can you help me to decide which one to use?

Which is bigger, n+10 or 2n+3? Can you find a good method of answering similar questions?

Quadratic graphs are very familiar, but what patterns can you explore with cubics?

Can you find a way to identify times tables after they have been shifted up or down?

Semi-regular tessellations combine two or more different regular polygons to fill the plane. Can you find all the semi-regular tessellations?

Join the midpoints of a quadrilateral to get a new quadrilateral. What is special about it?

Take any triangle, and construct squares on each of its sides. What do you notice about the areas of the new triangles formed?

Take a look at the photos of tiles at a school in Gibraltar. What questions can you ask about them?

Start with a triangle. Can you cut it up to make a rectangle?