List

3D investigations

This collection of investigational activities explore the world of 3D.  They are particularly good for challenging high-attaining primary children.

Holes
problem
Favourite

Holes

Age
5 to 11
Challenge level
filled star empty star empty star

I've made some cubes and some cubes with holes in. This challenge invites you to explore the difference in the number of small cubes I've used. Can you see any patterns?

Four Layers
problem

Four layers

Age
5 to 11
Challenge level
filled star filled star filled star
Can you create more models that follow these rules?
Cube Drilling
problem

Cube drilling

Age
7 to 11
Challenge level
filled star filled star filled star
Imagine a 4 by 4 by 4 cube. If you and a friend drill holes in some of the small cubes in the ways described, how many will not have holes drilled through them?
Inky Cube
problem
Favourite

Inky cube

Age
7 to 14
Challenge level
filled star filled star filled star

This cube has ink on each face which leaves marks on paper as it is rolled. Can you work out what is on each face and the route it has taken?