This document provides an overview of Module 10 of the National Child Passenger Safety Certification Training Program, which covers booster seats and seat belts for children. The objectives are to identify how booster seats protect children, differentiate between types of booster seats, explain recommendations for installing and using booster seats and seat belts, and explain best practices to caregivers. It defines belt-positioning booster seats, describes how they protect children by positioning lap and shoulder belts properly, and differentiates them from lap belts alone. It also covers high-back and backless booster seats, combination car seats, installing booster seats, key questions for booster seat and seat belt use, adults as role models, and seat belt errors