The Lost Key: A Mystery With Whole Numbers
At Sifu Faizas Kung Fu School, kids learn to be strong and fast. They also learn to be smart, cool-headed, and honest. So Joy, Adam, Sam, and Amy are surprised when the key to the school is stolenas well as all their kung fu gear. Now theyll have to use all kinds of calculationsaddition, subtraction, multiplication, and divisionto figure out the clues, follow the thieves, and findThe Lost Key.