With this Numberblocks jigsaw puzzle, children learn what happens when they add or subtract one.

There are 10 addition puzzles and 10 subtraction puzzles featuring Numberblocks Zero to Ten.
Each of these clever puzzles fits together in a unique way, which means there’s only one correct answer. This gives children a sense of achievement as they figure out the answers themselves.
Made from durable card, the puzzles pieces store in the reusable box.
Includes 20 x 2-piece puzzles.
Completed puzzles measure 15cm L x 10cm W.