Help Supershark to solve the puzzles and defeat a gang of spies in this underwater adventure.

Who is behind the theft of the plans for the new, top secret bubble blaster? It's up to Supershark to find out. Help him to solve a selection of challenging puzzles to track down the thieves and expose their ship-sinking scheme. Another amazing assignment for The Animal Action Squad.

- A mixture of text and comic strips will appeal to all young readers
- Perfect for shared reading as you work to solve the puzzles together!