The sun's rays bounce off the moon and touch the earth in this very dramatic model that demonstrates the phases of the moon.
Appropriate Grades: Grade 6,
Subject: Science
Appropriate Keywords: Moon, Moon Phases, Sky Science, Solar System,
This is a very exciting way to demonstrate that the amplitude(height)of the sound wave is related to the volume or loudness of the sound. Surf's up dudes!
Appropriate Grades: Grade 3,
Subject: Science
Appropriate Keywords: Sound, Sound Waves,
To demonstrate that sound travels in waves and that the length of those waves is related to the pitch of the sound.
Appropriate Grades: Grade 3,
Subject: Science
Appropriate Keywords: Sound, Sound Waves,