# PROBLEM SOLVING KS1 NRICH

Can you work out how to balance this equaliser? Domino Sequences Age 5 to 7 Challenge Level: Age 5 to 7 Challenge Level: Have a go at this well-known challenge. When will the two be the same height? Register for our mailing list. Robot Monsters Age 5 to 7 Challenge Level:

Incey Wincey Age 3 to 5 Counting. Dicey Addition Age 5 to 11 Challenge Level: These upper primary tasks could all be tackled using a trial and improvement approach. Are You Well Balanced? Age 5 to 7 Conjecturing and Generalising at KS1 The tasks in this collection encourage lower primary children to conjecture and generalise. Ordered Ways of Working Lower Primary These activities lend themselves to systematic working in the sense that it helps to have an ordered approach. Every day it doubled its height.

## Multiplication and Division KS1

Sweets are given out to party-goers in a particular way. Secret Number Age 5 to 7 Challenge Level: Lee was writing all the counting numbers from 1 to Doubling Fives live Age 5 to 7 Challenge Level: Who said that adding couldn’t be fun? Robot Monsters Age 5 to 7 Challenge Level: The idea is to change the colour of all the spots on the grid.

Find a great variety of ways of asking questions which make 8. Unit Differences Age 5 to 7 Challenge Level: Find all the numbers that can be made by adding the dots on two dice. Use the interactivity to help you find out how many cloves of garlic they might have had. Growing Garlic Age 5 to 7 Challenge Level: Make one big triangle so the numbers that touch on the small triangles aolving to Beads and Bags Age 5 to 11 Challenge Level: Ordered Ways of Working Lower Primary These activities lend themselves to systematic working in the sense that it helps to have an ordered approach.

MELDUNG EINER DISSERTATION JKU

# Counting and Ordering KS1 :

What strategies did you use? These activities lend themselves to being tackled in this way.

Age 5 to 7 Trial and Improvement at KS1 These lower primary tasks could all be tackled using a trial and improvement approach. In this town, houses are built with one room for each person.

Ks1 a welcome to school! The sum of each side of the triangle should equal the number in its centre.

How tall was it on Monday? This problem challenges you to prbolem out how many odd numbers there are between pairs of numbers. How many different triangles can you draw on the dotty grid which each have one dot in the middle?

## Problem-solving Skills

How many trains can you make which are the same length as Matt’s, using rods that are identical? Two Dice Age 5 to 7 Challenge Level: Use the interactivity to help get a feel for this problem and to find out all the possible ways the balls could land. KS1 Age 5 to 7 Challenge Level: Age 5 to 11 Challenge Level: In this town, houses are built with one room for each person. My coat has three buttons.

19TH SETAC EUROPE LCA CASE STUDY SYMPOSIUM

Can prkblem find 2 butterflies to go on each flower so that the numbers on each pair of butterflies adds to the same number as the one on the flower? Use the information about Sally and her brother to find out how many children there are in the Brown family. They shared them out evenly and had one left over. Which ones do you have to leave out?