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*A proven system of teaching for teachers, parents, and students who want to learn on their own.*Requires only 20 minutes per day.*Presented in a simple format that everyone can understand.*Each lesson flows smoothly and logically to the next.*Each lesson is short, concise, and straight to the point.*Each new topic is clearly explained.*Lots of examples with step-by-step solutions.*Each lesson includes valuable helpful hints.*Review is built into each lesson. Students will retain what they have learned.*Each lesson includes Problem Solving. This ensures that students will learn to apply their knowledge to real-life situations.*Includes a How to Use This Book section, and an easy-to-use answer key.