Description
Help pupils to understand the systematic progression of our number system in 10s and 1s, but show that number names do not always follow along.
Contains 66 self-correcting, interchangeable puzzle pieces.
Unit: Each
Help pupils to understand the systematic progression of our number system in 10s and 1s, but show that number names do not always follow along.
Contains 66 self-correcting, interchangeable puzzle pieces.
Unit: Each