The Ultimate Activity Book for Smart Girls: Tricky Brain Teasers, Mind Games and Logic Puzzle Activities for Girls 8-12 (Activity Books for Kids)

The Ultimate Activity Book for Smart Girls: Tricky Brain Teasers, Mind Games and Logic Puzzle Activities for Girls 8-12 (Activity Books for Kids)

The Ultimate Activity Book for Smart Boys: Tricky Brain Teasers, Mind Games and Logic Puzzle Activities for Boys 8-12 (Activity Books for Kids)

The Codebreakers Club: 150+ Logic Puzzles to Solve the Mystery of the Missing Puzzle Professor