Give your mental muscles a real workout with this vibrant, beautifully illustrated puzzle book. Jam-packed with picture and number-based puzzles for you to complete, this will turn you into a Sudoku black belt in no time. Perfect for puzzlers aged 6 and up.

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.

• 96 pages 
• recommended for ages 6-8
• paperback