• LeapStart Year 1 Spy Maths and Critical Thinking Activity Book. • Get on the case with Opal Opossum and use super-sleuthing skills to explore maths and critical thinking. • Teaches 18 maths and critical thinking skills: identifying fractions, solving problems with unknown numbers, solving word problems. • Includes 30+ replayable activities, 25+ reward stickers and a spy decoder that encourages critical thinking to solve puzzles.• To enable sounds, this book requires the LeapStart 3D Interactive Learning System (sold separately). Get clued into early maths and critical thinking skills with this fun-filled, interactive activity book for Leap Start - the interactive learning system designed to get your child ready for school and life. With the LeapStart system, every page talks, sings and jokes with exciting audio interactions that bring learning to life. Use your super-sleuthing skills and help Opal Possum track down Sneaks Weasel, while exploring maths and critical thinking. Solve addition and subtraction equations to trace Sneaks’ path out of town. Add three numbers together to find the keys that will unlock a door at the costume shop to figure out what costume Sneaks is wearing. Interview witnesses and then use measurement clues to pick Sneaks’ accomplice out of a suspect line-up. Uncover different clues every time you play. Plus, you’ll be in for a big surprise at the end of this case. With this LeapStart book, kids explore 18 key maths and critical thinking skills, including identifying fractions of a whole item, solving problems with unknown numbers, telling time by the hour and half hour and more. Activities are designed to engage kids through vibrant visuals, cool sound effects and exciting games. To enable sounds, this book requires the LeapStart 3D Interactive Learning System (sold separately). Additional details: Packaging size: 188mm x 174mm x 18mm Recommended age: 5-7