Self-Check Books will enhance your child's learning This series can help any child strengthen basic math skills while learning to work independently. Our Self-Check Books are a fun diversion for the advanced learner who finishes his or her work before other children. At the same time, these books provide great reinforcement for children who need to practice their basic skills.The 14 self-correcting templates allow children to take responsibility for their own learning. By correcting their own papers, children can learn from their mistakes and take pride in their successes.