Math-terpieces: The Art of Problem-Solving
Math Potatoes: Mind-stretching Brain Food
The Best Of Times
Math Curse
Math Appeal: Mind-Stretching Math Riddles
Math Fables: Lessons That Count
Math For All Seasons: Mind-Stretching Math Riddles (Scholastic Bookshelf)
Multiplying Menace: The Revenge of Rumpelstiltskin (A Math Adventure)
Spaghetti and Meatballs for All! (Marilyn Burns Brainy Day Books)