Number Pieces
A great teaching resource which helps children to understand place value. It uses hundreds, tens and ones blocks. It's great for demonstrating decomposition as you can break apart the pieces.
Carroll Diagrams - Odd and Even
Sort numbers on these Carroll Diagrams by whether they are odd or even, by place value or by more or less than a given number.
Abacus
Designed for use with an interactive whiteboard this is a great resource for demonstrating place value including decimals, counting, addition and subtraction.
Compose and Decompose Numbers
A place value game which can help you to understand tens and ones.
Shark Numbers
A hundreds, tens and units maths game. Count carefully otherwise the shark will bite your boat.
Passover - Pesach
This site is written to help Jews understand the history of Passover and how they should celebrate it. However, it is suitable for students studying Judaism from Key Stage 3 upwards. It has the Exodus story in great detail.
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.
Free YouTube Video Tutorials GCSE Maths
Ten free video tutorials on topics such as constructing angles, quadratic formula and rounding.
Millions Counter
This site from Mathszone can help you to read numbers from single digit numbers up to numbers with tens of millions.
Number Rack
A fantastic abacus type resource of moveable, coloured beads that encourage learners to think in groups of fives and tens. It can help children to explore a variety of addition and subtraction strategies. Great IWB teaching tool.