Become a multiplication marvel with this fun-packed activity book! Bursting with colourful, fill-in activities, readers can learn several useful methods, which all reinforce school learning. The tables and puzzles are clearly laid out, easy to understand and are brought to life by vibrant, illustrated characters. Perfect for mathematicians aged 7+. ABOUT THE SERIES: Brain Boosters is an engaging educational series, full of mind-boggling puzzles and activities which are designed to test the math and logic skills of young readers.About the Author: Penny Worms and Graham Rich are a creative team with over 20 years' of children's publishing experience. Penny is a children's book editor and writer whose book credits include The Gruffalo Child's Sticker Activity Book (Macmillan) and a number of books for the ever-popular Wallace & Gromit. Graham is a versatile graphic designer and illustrator, who enjoys creating funny cartoon characters and designing exciting children's books.