Virtual Unifix
This is a manipulative which has virtual Unifix which can be snapped together. Better on desktop machines than tablets. Poor on iPad.
Ten Frames - 1 to 100
This manipulative is great for demonstrating two-digit numbers, ten more or less, one more or less and addition of two digit numbers.
Geoboard by Didax
You can create all sorts of 2D shapes with the bands on this Geoboard. There are two grids to choose from: circular and rectangular.
Num Tanga Junior
Match the pairs which could be numerals, numbers as words, ten frames, base ten or fingers on hands. There are different levels the highest of which goes up to 20.
Minus Miners
Use your knowledge of negative numbers to mine resources and save your village.
Playground Percentages
Use your knowledge of fractions and percentages to design a new school. Calculate the percentage of the total site used for each part of the school. Use a number line with fractions on it to represent the percentages.
Tables Teaser
Can you work out which number goes in each row and column heading to make the interactive tables grid work? It is quite a challenge!
4 Ways to make your maths working wall work
This blog post, which is aimed at primary teachers, has some useful tips on how to make effective use of a maths working wall.
Deep Sea Dual
An addition strategy game which is either for one or two players. It is a game where the first person to choose cards with a specified sum wins.
Swift Shop
This site explains UK coins and their relative values.
