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Personal Trainer: Math DS Requires a Nintendo DS handheld gaming console to play innovative 100-Cell learning method fast-paced, high-speed arithmetic problems Forty different exercises Practice simp

Astrophysicist Mario Livio, along with a colorful cast of mathematicians, physicists, and engineers, follow math from Pythagoras to Einstein and beyond, all leading to the ultimate riddle: Is math an

Prime climb is a beautiful, colorful, mathematical board game designed for 2 to 4 players. Roll the dice and add, subtract, multiply and divide your way to the center of the board, picking up prime ca

Teach your kids essential math skills with fun and intuitive mini games. 6 key learning areas: addition, subtraction, multiplication, numbers, sequences, and shapes. Set in the beloved and colorful F

A sharp mind, like a healthy body, is subject to the same rule of nature: Use it or lose it Need a calculator just to work out a 15 percent service charge? Not exactly sure how to get the calculator