### Stop the Clock for Two

### Seeing Squares for Two

### Board Block for Two

### Interactive Balance

### Matching Numbers for Two

### Matching numbers

### Find the Difference

### Repeating Patterns

### Inside Triangles

### Turning Man

### Same Length Trains

### Board Block

### Cuisenaire Counting

### Robot Monsters

### Multiplication Tables - matching cards

### Flip Flop - matching cards

### 4 Dom

### Three Way Mix Up

### Teddy Town

### Four Triangles Puzzle

### Ladybird Box

### Largest Even

### Tables Teaser

### Poly Plug Rectangles

### Junior Frogs

### Gathering Gems

### Change Around

### Two and One

### Three Ball Line Up

### Red or Black Spinner

### Light the Lights

Investigate which numbers make these lights come on. What is the smallest number you can find that lights up all the lights?

### Two-digit targets

You have a set of the digits from 0 to 9. Can you arrange these in the five boxes to make two-digit numbers as close to the targets as possible?

### Celebrate 25 Years of NRICH

To celebrate NRICH's 25th birthday, why not play this special version of our classic game, Got It? Can you devise a strategy so that you will always win?

### Seeing Squares

Players take it in turns to choose a dot on the grid. The winner is the first to have four dots that can be joined to form a square.

### Tangram Tangle

If you split the square into these two pieces, it is possible to fit the pieces together again to make a new shape. How many new shapes can you make?

### Sizing them Up

Can you put these shapes in order of size? Start with the smallest.

### Carroll Diagrams

Use the interactivities to fill in these Carroll diagrams. How do you know where to place the numbers?

### Growing Garlic

Ben and his mum are planting garlic. Can you find out how many cloves of garlic they might have had?

### Sort the Street

Sort the houses in my street into different groups. Can you do it in any other ways?

### Matching Time

Try this matching game which will help you recognise different ways of saying the same time interval.

### Three Squares

What is the greatest number of squares you can make by overlapping three squares?

### Seesaw Shenanigans

A group of animals has made a seesaw in the woods. How can you make the seesaw balance?

### One Big Triangle

Make one big triangle so the numbers that touch on the small triangles add to 10.

### Always, Sometimes or Never? KS1

Are these statements relating to calculation and properties of shapes always true, sometimes true or never true?

### Colouring Triangles

Explore ways of colouring this set of triangles. Can you make symmetrical patterns?

### Chain of Changes

Arrange the shapes in a line so that you change either colour or shape in the next piece along. Can you find several ways to start with a blue triangle and end with a red circle?

### Matching Triangles

Can you sort these triangles into three different families and explain how you did it?

Older lower primary Flash-based interactives

The activities below are older resources which require Flash in order to run.*No results found*