Middle School Physics.

This online course allows students to review some physics notions : motion (one-dimensional, two-dimensional, circular), forces, Newton's laws of motion, gravitation, work and energy, linear momentum, collisions, torque and angular momentum, simple harmonic motion, waves, sound, static electricity and DC circuits. The concepts are presented in the form of videos and small review exercises with immediate feedback. A final challenge completes the course.

This online course allows students to review some chemistry notions : atoms, elements, the periodic table, chemical bonding, chemical reactions, Stoichiometry, mole, states of matter, thermochemistry, solutions, acids, bases, reaction rates and equilibrium and nuclear chemistry. The concepts are presented in the form of videos and small review exercises with immediate feedback. Some hands-on activities and a final challenge completes the course.

This online course allows students to review some earth and space science notions : Earth, The Earth-Sun-Moon system, weather and climate, geosphere, earth and society. The concepts are presented in the form of videos and small review exercises with immediate feedback. Some hands-on activities and a final challenge completes the course.