9 books • 6 series
MATHadazzles Mind Stretch Puzzles Volume 7 (Mathadazzles Mind Stretch Puzzles, #7)
MATHadazzles Mind Stretch Puzzles Volume 4 (Mathadazzles Mind Stretch Puzzles, #4)
MATHadazzles Mindstretch Puzzles (Mathadazzles, #3)
MATHadazzles Mind Stretch Puzzles (Mathadazzles, #2) (Mathadazzles Mind Stretch Puzzles, #5)
Matematicas Para Saber
Great Source Spanish Handbooks (Spanish Handbooks)
Great Source Math to Know (Great Source Math to Know)
Math to Learn (Math to Learn)
Math to Know (Great Source Math to Know) (Math to Know)