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Three children are going to buy some plants for their birthdays. They will plant them within circular paths. How could they do this?

Junior Frogs

Have a go at this well-known challenge. Can you swap the frogs and toads in as few slides and jumps as possible?

Three Sets of Cubes, Two Surfaces

How many models can you find which obey these rules?

Inky Cube

Age 7 to 14
Challenge Level
What do you know about the faces of the cube?
How will you remember what you have done so far?
How will you try to find a route that works?
How do you know you have found all the possible routes?
How will you check that your route/s definitely work/s?
Don't forget that each face of the cube is different.