Rainbow audio maths quizzes - Cloud Rating 1 Try out ... Improve your multiplication skills with Bitesize Primary. How can doubling and halving help me multiply? Doubling and halving using ...

NARRATOR: You're building a rocket, I see. You've just got to attach the boosters and you'll be done. SNOOT: (ALIEN LANGUAGE) NARRATOR: It looks like you'll need 20 bolts to attach one booster ...