At Sifu Faiza\'s Kung Fu School, kids learn to be strong and fast.
The Lost Key.. . .
Now they\'ll have to use all kinds of calculationsaddition, subtraction, multiplication, and divisionto figure out the clues, follow the thieves, and find .
So Joy, Adam, Sam, and Amy are surprised when the key to the school is stolenas well as all their kung fu gear.
They also learn to be smart, cool-headed, and honest.
At Sifu Faiza\'s Kung Fu School, kids learn to be strong and fast