This collection of student activities contains problems dealing with waves and oscillations. Specific topics include masses on springs, pendulums, sound, and waves on a string. The activities include pictures and...

This site from the Exploratorium provides a demonstration, using everyday materials, of the energy exchange between two coupled pendulums. The site provides a thorough description of how the two pendulums interact and...

This essay describes the influence that the pendulum had on Galileo's thinking and science. It also discusses the use of a pendulum to measure time. This is a part of The Galileo Project, an extensive web site on the...

This webpage, from Hyperphysics, describes a pendulum and provides a formula for its period. The page includes a calculator to obtain the period from the pendulum's length and the acceleration of gravity.

This web site, authored by Erik Neumann, contains a collection of interactive java simulations for physics. Each simulation includes a detailed explanation of the physics and math behind the system, as well as the...