place+value

**Place Value** - the value of a digit depending on its place in a number from [] ** Interactive sites for students ** [|1.] shows the number using base 10 blocks, as digits, on a number line [|2.] choice of number of digits, highest digit, also a choice of discards [|3.] place value to 1000 000 game with 3 levels of difficulty [|4.] an excellent site with a wide range of maths games

**Interactive sites for teachers to use with their students** [|1.] different representations of numbers other than base 10 blocks [|2.] base 10 blocks in years 3-5 section