The Calculator Puzzle Book By Coles Publishing Co. Ltd 1979 Edition Paperback

"Calculator Puzzle Book" offers intriguing challenges that combine logic and mathematics. Ideal for enhancing problem-solving skills, it engages readers with creative puzzles. • Paperback edition • Published in 1979 • Printed in Canada • Brain teasers & math challenges • Suitable for all ages Condition: Pre-Owned Good Cover has minor scuffs