The Physics 2 Tutor: Learning by Example DVD series covers thermodynamics, oscillations & waves in physics through step-by-step example problems. Emphasis is placed on giving students confidence in their skills by gradual repetition so that the skills learned are committed to long term memory. Lessons cover pendulums and resonance in physics, as well as how under the right conditions a pendulum can be made to perfectly transfer energy. Grades 9-12. 44 minutes on DVD.