Gus and Meg are on a camping trip on an island. They have a lot of fun, but when it's time to go home, they find that their raft has floated away! How will they get back?This book aligns with White Rose Maths for Reception, To 20 and beyond, Step: 1. Build numbers beyond 10 (10-13) and Step 3. Build numbers beyond 10 (14-20).