This collection is one of our Primary Curriculum collections - tasks that are grouped by topic.

### Totality

### Strike it Out

Use your addition and subtraction skills, combined with some strategic thinking, to beat your partner at this game.

### 4 Dom

### A Mixed-up Clock

There is a clock-face where the numbers have become all mixed up. Can you find out where all the numbers have got to from these ten statements?

### First Connect Three

### Planning a School Trip

### Play to 37

### Build it up

### Always, Sometimes or Never? Number

Are these statements always true, sometimes true or never true?

### True or False?

### 4 by 4 Mathdokus

### Consecutive Numbers

An investigation involving adding and subtracting sets of consecutive numbers. Lots to find out, lots to explore.

### Buying a Balloon

### Super Shapes

The value of the circle changes in each of the following problems. Can you discover its value in each problem?

### Got It

A game for two people, or play online. Given a target number, say 23, and a range of numbers to choose from, say 1-4, players take it in turns to add to the running total to hit their target.

### Finding Fifteen

### Four Go

### Three neighbours

### Six Ten Total

### Six Numbered Cubes

### Roll these Dice

Roll two red dice and a green dice. Add the two numbers on the red dice and take away the number on the green. What are all the different possible answers?

### Maze 100

### Domino Square

### Amy's Dominoes

### Twenty Divided into Six

### Reach 100

Choose four different digits from 1-9 and put one in each box so that the resulting four two-digit numbers add to a total of 100.

### Sealed Solution

### Dice in a Corner

How could you arrange at least two dice in a stack so that the total of the visible spots is 18?

### The Dice Train

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*ou may also be interested in this collection of activities from the STEM Learning website, that complement the NRICH activities above.*