Like this idea for developing subitising skills by recognising the Numicon pieces quickly, simple addition, counting on skills. Would be great for children with poor number recognition. Fab idea for an EYFS snakes and ladders.
JPEG image - More maths resources to help understanding of number . In the other year 3 classroom they had a maths resource shelf quite like this where the resources were named with pictures to help all children clearly see where each resource is.