Virtual Unifix
This is a manipulative which has virtual Unifix which can be snapped together. Better on desktop machines than tablets. Poor on iPad.
Law and Order
This tutorial is an investigation on the commutative law of addition. It also looks if there is a similar law for subtraction.
Blast Off
Blast Off is a mental maths game for 5 to 8 year olds which can help you to know your two digit numbers and help with addition and subtraction skills. It covers different vocabulary such as more than, less than, count on and count back.
Fruit Splat Fraction Addition
Splat the fruit in this fractions addition game. There are six levels of difficulty.
Fruit Splat Subtraction
Splat the fruit with the correct answer to the subtraction questions. There are 7 levels of difficulty including subtraction of two-digit numbers with regrouping.
Maths is Fun
A useful site if you are struggling with your maths as it explains different areas of maths. You can then work through examples and answers are provided. It is an American site, with something for all age groups. There is useful maths dictionary of terms.
The Column Method for Addition
Practise your column addition skills with the calculation already set out for you. The examples progress from the addition of two single-digits to questions with five digit answers.
Dartboard Addition
Use the image of a dartboard to reinforce addition. You can choose to reveal or input the answers.
Primary Resources
Don't miss this wealth of worksheets, ideas, activities and resources for primary teachers. Sections included are literacy, homework, maths, science and art. Some resources are online, others are in PDF format.
Alien Addition
A quick fire space invader type addition game. It is quite a challenge but will help you learn your number bonds to 20. Great for improving your mental maths skills.
