Helicopter Rescue
A game which focuses on numbers from up to 10, to up to 100. There are four game modes: Find a Number, Find the Number Between and Count On and Count Back. The counting on and back games reinforce the vocabulary of addition and subtraction.
Addition and Subtraction Facts
This is a brilliant animated resource for demonstrating addition and subtraction facts to 20. Super for number bonds and missing numbers.
Add and Subtract on a Number Line
Try adding and subtracting near multiples on a number line. Develop mental methods of addition and subtraction by adding and subtracting a multiple of 10 or 100, and then adjusting. Works well on IWB.
Underwater Counting
Can you find the treasure? You need to count the underwater creatures. This game has two levels: Count to 5 and Count to 10.
Addition and Subtraction Ladder
Try the simple addition and subtraction sums to build your ladder. The examples include missing numbers or addends.
Minus Miners
Use your knowledge of negative numbers to mine resources and save your village.
20 Bead Rekenrek
A great teaching tool for helping young children to understand numbers and learn strategies for addition and subtraction, doubling and halving.
Paint the Squares
There are various sized interactive grids up to 120, all of which are configurable. They include a regular 100 square, a negative numbers grid, decimal numbers and puzzles. Ideal for starter or plenary activity.
Millions Counter
This site from Mathszone can help you to read numbers from single digit numbers up to numbers with tens of millions.
Compose and Decompose Numbers
A place value game which can help you to understand tens and ones.
