This application is designed with simple words and pleasant way to help people understand the basic concepts of physics. This app includes: 1. Collinear forces addition. 2. Inertia. 3. Newton' s first Law. 4. Newton' s second Law. 5. Weight. 6. Free fall. 7. Newton' s third Law. 8. Addition of Forces. 9. Resolution of Forces. 10. Equilibrium for Coplanar Forces. 11. Friction.