# NRICH PROBLEM SOLVING KS1 ADDITION

Domino Sorting Age 5 to 7 Challenge Level: Are these domino games fair? Cuisenaire Counting Age 5 to 7 Challenge Level: Can you find out where all the numbers have got to from these ten statements? Number Balance Age 5 to 7 Challenge Level:

What do you notice? In how many different ways can they build their houses? Use these head, body and leg pieces to make Robot Monsters which are different heights. Doing and Undoing Age 5 to 11 Challenge Level: There are three baskets, a brown one, a red one and a pink one, holding a total of 10 eggs.

Here are some rods adsition are different colours. Many opportunities to work in different ways. Use the information to find out what the three numbers were.

Finding All Possibilities Lower Primary These activities focus on finding all possible solutions so working in a systematic way will ensure none are left out. These upper primary tasks could all be tackled using a trial and improvement approach. She gave the clown six coins to pay for it. Ten cards are put into five envelopes so that there are two cards in each envelope.

BAMU PHD THESIS LIST

Can you each work out the number on your card? Find all the numbers that can be made by adding the dots on two dice. Catrina’s Cards Age 5 to 7 Challenge Level: When will the two be the same height? Try out this number trick. Solvnig are three baskets, a brown one, a red one and a pink one, holding a total of 10 eggs. Which way should you go to collect the most spells?

# Working Backwards at KS1 :

Delight your friends with this cunning trick! What are the secret jumps they adddition with their counters? Kimie and Sebastian were making sticks from interlocking cubes and lining them up. This article suggests some ways of making sense of calculations involving positive and negative numbers.

How does the total at the top change? Roll two red dice and a green dice. Maisy Goes Camping Age 3 to 5 Using everyday language to talk about addition and subtraction. Find the next two dominoes in these sequences. The idea is to go round the track in as few jumps as possible.

OPEN UNIVERSITY CREATIVE WRITING A215

Register for our mailing list. All 5 to 11 7 to 14 11 to 16 14 to 18 Challenge oslving In this calculation, the box represents a missing digit.

# Counting and Ordering KS1 :

Register for our mailing list. This activity focuses on doubling multiples of five. Can you put them on the map of Teddy Town according to the rules? Can you get four in a row? In the second article, Jennie offers you practical ways to investigate aspects of your classroom culture and in the third article, she suggests three ways in which we can support children in becoming competent problem solvers.

Clapping Times Age 5 to 7 Challenge Level: How Do You See It?

Tug of War Age 5 to 7 Challenge Level: Cuisenaire Counting Age 5 to 7 Challenge Level: Working Systematically at KS1.