Measure problems at primary level that may require resilience. Can you create a story that would describe the movement of the man shown on these graphs? Fifteen Cards Age 7 to 11 Challenge Level: Can you make 15, 16 and 17 too? Make Age 7 to 11 Challenge Level: Age 11 to 16 Challenge Level: Which pairs do not let this happen?

What do the numbers shaded in blue on this hundred square have in common? All the Digits Age 7 to 11 Challenge Level: Experiment with the interactivity of “rolling” regular polygons, and explore how the different positions of the red dot affects the distance it travels at each stage. My number is both a multiple of 5 and a multiple of 6. Remainders Age 7 to 14 Challenge Level: Age 5 to 11 Challenge Level: The upper primary tasks in this collection could each be solved by working backwards.

## Area and Perimeter KS2

Look at different ways of dividing things. Use the maps to work out the number of points each of their routes scores. Which of her domino pieces are missing?

Can you work out how long the hare sleeps for using the information given? Can you describe the locus of the centre of the circle? Cover the Tray Age 7 to 11 Challenge Level: How many Zios and how many K2s were there?

This feature draws together tasks which give learners opportunities to reason for different purposes.

## Problem Solving

Sweets are given out to party-goers in a particular way. Age 7 to 11 Visualising at KS2 These upper primary tasks all specifically draw on the use of visualising.

Through the Window Age 7 mrich 11 Challenge Level: Cutting it Out Age 5 to 11 Challenge Level: Reach Age 7 to 14 Challenge Level: Guess the Dominoes Age 7 to 14 Challenge Level: Dice in a Corner Age 7 to 11 Challenge Level: Can you create a story that would describe the movement of the man shown on these graphs? Addition and Subtraction KS2.

# Measuring and calculating with units :: Length/distance :

Try some throwing activities and see whether you can throw something as far as the Olympic hammer or discus throwers. Investigate the different numbers of people and rats there could have been if you know how many legs there are altogether!

Carrying Cards Age 7 to 11 Challenge Level: Four vehicles travel along a road one afternoon. Activvities card he revealed had the same value as the one he had just finished spelling.

How about the largest possible numbers?

To support this aim, members of the NRICH team work in a wide range of capacities, including providing professional development for teachers wishing to embed rich mathematical tasks into everyday classroom practice. Multiplication Squares Age 7 to 11 Challenge Level: Compare the results for The lower primary tasks in this collection could each be solved by working backwards.

Is problem solving at the heart of your curriculum?

# Time KS2 :

Trebling Age 7 to 11 Challenge Level: This problem looks at the patterns on differently sized square grids. What’s All the Talking About? Age 7 to 11 Conjecturing and Generalising brich KS2 The tasks in this collection encourage upper primary children to conjecture and generalise. Can you find out where all the numbers have got to from these ten statements?

Amy’s Dominoes Age 7 to 11 Challenge Level: And how do you know you’ve found them all? How might you show them in a activkties, with things, with numbers and symbols?