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More Trial and Improvement Activities

Zios and Zepts
problem
Favourite

Zios and Zepts

Age
7 to 11
Challenge level
filled star empty star empty star
On the planet Vuv there are two sorts of creatures. The Zios have 3 legs and the Zepts have 7 legs. The great planetary explorer Nico counted 52 legs. How many Zios and how many Zepts were there?
Area and perimeter
problem
Favourite

Area and perimeter

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

What can you say about these shapes? This problem challenges you to create shapes with different areas and perimeters.

Fractions in a Box
problem
Favourite

Fractions in a Box

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

The discs for this game are kept in a flat square box with a square hole for each. Use the information to find out how many discs of each colour there are in the box.