Browsing 280 - 290 results of 421 programs for subject - General Science
In this zany competition teachers have ten minutes to create a science activity from a special secret ingredient. This week: hair care products! A witty public service announcement for The Superstition Obstacle Course, where visitors were invited to challenge some superstitions. Superstition Obstacle Course was part of the Mind exhibit collection. The Exploratorium celebrates the 20th anniversary of Pi Day with a pie-throwing contest, Pi Day exhibits in Second Life, and more activities honoring everyone's favorite mathematical constant. An introduction to the bee hummer, a simple musical instrument that sounds like a swarm of buzzing bees when you spin it around. A detailed demonstration of how to make the bee hummer, including a discussion of materials needed, troubleshooting tips if your hummer isn't humming well, and a demonstration of how the instrument should be played. The science behind this simple musical instrument, including the concepts of sound, vibration, and amplification. An introduction to the cuica (pronounced KWEE-kah), a small friction drum used in Brazil's Carnival parade. A detailed demonstration of how to make this small friction drum, including a discussion of materials needed and how different kinds of materials make for cuicas that produce different sounds. The science behind this musical instrument, including the concepts of sound, vibration, resonance, and amplification. An introduction to a crowd-pleasing noisemaker called a sound sandwich, which you can adjust to raise or lower its pitch.