Fishy Times Tables
A clever interactive which demonstrates times tables up to 10 x 10. It is useful for showing the commutative law of multiplication which means you can multiply numbers in any order and the answer is the same.
Moving Digit Cards
An interactive whiteboard teaching aid for place value. It demonstrates the effect of multiplying and dividing whole or decimal numbers by 0.1, 10 or 100. The columns headed by letters are incorrectly labelled.