🧪 Forces & Motion Mega Combo — Collisions, Newton's Laws, Gravity & Magnetism (12 Sims) Ages 14-16, 12-14, 11-14 · Browser-based interactive simulations · No logins, works offline 12 interactive physics simulations spanning the full force & motion curriculum: Newton's 3rd Law Collision Lab, Free Body Diagram Builder, Motion Grapher, Force & Motion Lab, Collision Explorer + Collision Lab, Peak Force Analyzer, Collision Protection Design, Collision Forensics, Magnetic Force Lab, Distance vs.