8This work book provides practice in all major topics of Grade 4. It will greatly boost child's critical thinking and problem solving skills. It is guaranteed to improve your child's math and success at school. The multi-step problem solving exercises in the book involve several math concepts. Student will learn more from these exercises than doing ten worksheets on the same math concepts. Another valuable resource to enhance your child's thinking skills is the '5- Minute Math Thinkers' series.