Fifteen Cards Age 7 to 11 Challenge Level: Four Go Age 7 to 11 Challenge Level: This challenge is a game for two players. What is the largest ‘ribbon square’ you can make? Measure problems for primary learners to work on with others.

Explore Alex’s number plumber. Look at different ways of dividing things. Half Time Age 5 to 11 Challenge Level: All the Digits Age 7 to 11 Challenge Level: Four Go Age 7 to 11 Challenge Level: Trebling Age 7 to 11 Challenge Level:

Adtivities tasks in this collection encourage lower primary children to conjecture and generalise. Can you sort out the clues and find the number? What’s in the Box?

## Problem Solving

Inky Cube Age 7 to soling Challenge Level: This challenge is a game for two players. Olympic Measures Age 11 to 14 Challenge Level: Use the cards to gather all the information you need. Can you find the smallest number that lights up all four lights?

Can you move him so that the graph shows a curve? Lots to actifities out, lots to explore. Nine squares with side lengths 1, 4, 7, 8, 9, 10, 14, 15, and 18 cm can be fitted together to form a rectangle. Lolla bought a balloon at the circus. Always, Sometimes or Never? Age 5 to 7 Challenge Level: Can you put the numbers in the V shape so that both ‘arms’ have the same total? How are they related? All the Digits Age 7 to 11 Challenge Level: Sweets are given out to activigies in a particular way.

# Addition and Subtraction KS2 :

How many different routes are there? She gave the clown six coins to pay for it.

This article looks at a few examples and challenges you to investigate them for yourself. You could investigate your own starting shape.

# Problem-solving Skills :

From the information you are asked to work out where the activitise was taken. Cycling Squares Age 7 to 11 Challenge Level: How can you arrange the 5 cubes so that you need the smallest number of Brush Loads of paint to cover them?

Is there only one solution in each case?

How many different squares can you make altogether? How could you put these three beads into bags? Read Lynne’s article which discusses the place of problem solving in the new curriculum and sets the scene.

Can you make sense of the graphs showing their motion? Make 37 Age 7 to 14 Challenge Level: A magician took a suit of thirteen cards and held them in his hand face down.

Sollving Chains Age 7 to 11 Challenge Level: Nearly all of us have made table patterns on hundred squares, that is 10 by 10 grids. How many possible necklaces can you find? What’s All the Talking About?