### NRICH PROBLEM SOLVING POSTERS

How many creatures did he see? Pupils at Westdene Primary in Brighton have set themselves a challenge as a result of discussing powers. Which is the taller tree, A or B? Here is a collection of puzzles about Sam’s shop sent in by club members. Even Up Consider all of the five digit numbers which we can form using only the digits 2, 4, 6 and 8. Problem Solving and the New Curriculum Age 5 to 11 Is problem solving at the heart of your curriculum?

Find all the ways to cut out a ‘net’ of six squares that can be folded into a cube. Christmas Presents Age 7 to 11 Challenge Level: How many creatures did he see? Show that some students have exchanged cards with all the other students in the class. In this article for teachers, Liz Woodham describes the criteria she uses to choose mathematical games for the classroom and shares some examples from NRICH.

## NRICH Posters

This problem explores the biology behind Rudolph’s glowing red nose. This article explains how to make your own magic square to mark a special occasion with the special date of your choice on the top line.

There are nine teddies in Teddy Town – three red, three blue and three yellow. Rolling Triangle Age 11 to 14 Challenge Level: Making a Tangram Age 7 to 11 Challenge Level: The primary advent calendar probpem twenty-four of our posters, one for each day in the run-up to Christmas. Going for Games Age 5 to 11 In this article for teachers, Liz Woodham describes the criteria she uses to choose mathematical games for the classroom and shares some examples from NRICH.

Twenty four tasks to count down to Christmas. Teddy Town There are nine teddies in Teddy Town – three red, three blue and three yellow. A hundred square has been printed on both sides of a piece of paper.

# NRICH Posters :

Replace that clue and remove a different one, work out the new possibilities. Dotty Six is a simple dice game that you can adapt in many ways. Show that some students have exchanged cards with all the other students in the class. What size square should you cut out of each corner of a 10 x 10 grid to make the box that would hold the greatest number of cubes?

Problems about mathematical modelling for use with Porblem 3 and rpoblem students. The Development podters Spatial and Geometric Thinking: Use your addition and subtraction skills, combined with some strategic thinking, to beat your partner at this game.

Register for our mailing list. Strike it Out Age 5 to 11 Challenge Level: Mathematical Modelling Age 11 to 16 Challenge Level: Now mix them up so that no mismatched pair is the same as another mismatched pair.

# Maths Search :

How many different towers can you make? Dot Card Games Age 3 to 7 These games devised by Jenni Way use dot cards which will help children see the structure of numbers and give them confidence as they begin to add and subtract these numbers.

Advent Calendar – Secondary Age 11 to 18 A mathematical challenge for each day during the run-up to Christmas. A man has 5 coins in his pocket.

He cannot make up exactly 70 pence He cannot afford an item costing 1 pound He can make a prime number bigger poters 10 with his coins. Make a tower using one of each colour. Age 3 to 11 In this article for teachers, Lynne explains the difference between ‘rich tasks’ and ‘low threshold high ceiling’ tasks, using examples from the website. 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.

Can you put them on the map of Teddy Town according to the rules?

Advent Calendar – Secondary Age 11 to 18 Explore a task from our Wild site on each day in the run up to Christmas. How many creatures did he see? All the activities in the advent calendar are based on the theme of planet earth. Inside Seven Squares – September poster. Becoming a mathematical problem solver really is the point of doing mathematics, so this article offers ideas and strategies to ensure that every lesson can be a problem solving lesson.

The triangle ABC is equilateral.