Complete MathSmart (Preschool) introduces the essential basic math concepts and skills, including numbers, counting, shapes, simple addition, and subtraction, to help children build a strong math foundation. Plenty of interesting and systematic practice is provided for developing and improving children’s math skills. The reviews further consolidate the concepts and skills learned. Through Complete MathSmart, children will be well-equipped with the essential concepts and skills for solving math problems in future learning. PreK-Grade 2. Paperback.