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.
Spinner
Spinner is an interactive resource for generating random numbers up to 10. You can reduce the number of segments. Try this for generating equations.
Abacus
Designed for use with an interactive whiteboard this is a great resource for demonstrating place value including decimals, counting, addition and subtraction.
Interactive Teaching Program on Area
This interactive teaching tool can be used in a variety of mathematical contexts such as multiplication arrays, finding different shapes with the same area, nets and more. It is useful because there are different backgrounds such as dots.
ITP Fixpoints - Using a Protractor
Create angles using a grid and then measure them using the protractor. Their values can be displayed or hidden. For reflex interior angles the value of the exterior angle is shown.
Snork's Long Division
Do you know how to do long division? Here you are shown how to do it step-by-step. The music and sounds are annoying however but it is possible to turn them off.
Hat Grab
A Curious George game which introduces the idea of data collection and block graphs. It uses the vocabulary of most and least. It is also useful for helping children to follow instructions.
Number Balance
Try addition and multiplication calculations on this number balance by arranging the blue tags. Great for consolidating number bonds to 10. The free play option is useful as a teacher aid for demonstrating the commutative property of multiplication.
Ten Frame Modeller
The Ten Frame Modeller is a useful teaching tool to help children visualise numbers within 10 and also 20. It can be used for counting, addition, subtraction and missing number problems.
100 Hunt
A simple game where you need to add 10 to other numbers on a hundred square. It is best displayed on full screen and would work well on an interactive whiteboard.