problem
Favourite
That number square
Exploring the structure of a number square: how quickly can you put the number tiles in the right place on the grid?
problem
Favourite
Which Scripts?
There are six numbers written in five different scripts. Can you sort out which is which?
problem
Favourite
Coded hundred square
This 100 square jigsaw is written in code. It starts with 1 and ends with 100. Can you build it up?
problem
Favourite
Nice or Nasty
There are nasty versions of this dice game but we'll start with the nice ones...
list
More Upper Primary Activities on Number Sense and Place Value
More upper primary number sense and place value tasks.