List

What's your plan? - Upper Primary

Sometimes it's not easy to know how to start a problem. Try talking to friend about how to start, and what sort of plan you'll have to carry on.

Beads and bags
problem

Beads and bags

Age
5 to 11
Challenge level
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How could you put these three beads into bags? How many different ways can you do it? How could you record what you've done?
Money Bags
problem

Money Bags

Age
5 to 11
Challenge level
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Ram divided 15 pennies among four small bags. He could then pay any sum of money from 1p to 15p without opening any bag. How many pennies did Ram put in each bag?
Which Scripts?
problem

Which Scripts?

Age
7 to 11
Challenge level
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There are six numbers written in five different scripts. Can you sort out which is which?
Zios and Zepts
problem

Zios and Zepts

Age
7 to 11
Challenge level
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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?
Shape Times Shape
problem

Shape Times Shape

Age
7 to 11
Challenge level
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These eleven shapes each stand for a different number. Can you use the number sentences to work out what they are?
Coded hundred square
problem

Coded hundred square

Age
7 to 11
Challenge level
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This 100 square jigsaw is written in code. It starts with 1 and ends with 100. Can you build it up?
Bryony's Triangle
problem

Bryony's Triangle

Age
7 to 11
Challenge level
filled star empty star empty star
Watch the video to see how to fold a square of paper to create a flower. What fraction of the piece of paper is the small triangle?
This Pied Piper of Hamelin
problem

This Pied Piper of Hamelin

Age
7 to 11
Challenge level
filled star filled star empty star
Investigate the different numbers of people and rats there could have been if you know how many legs there are altogether!
Amy's Dominoes
problem

Amy's Dominoes

Age
7 to 11
Challenge level
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Amy has a box containing domino pieces but she does not think it is a complete set. Which of her domino pieces are missing?
Escape from the castle
problem

Escape from the castle

Age
7 to 14
Challenge level
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Skippy and Anna are locked in a room in a large castle. The key to that room, and all the other rooms, is a number. The numbers are locked away in a problem. Can you help them to get out?
Tea Cups
problem

Tea Cups

Age
7 to 14
Challenge level
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Place the 16 different combinations of cup/saucer in this 4 by 4 arrangement so that no row or column contains more than one cup or saucer of the same colour.
Sticky Triangles
problem

Sticky Triangles

Age
7 to 11
Challenge level
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Can you continue this pattern of triangles and begin to predict how many sticks are used for each new "layer"?
Some Secret Codes
problem

Some Secret Codes

Age
7 to 11
Challenge level
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Can you follow the rule to decode the messages?