CPALMS
Cpalms: Observable Properties of Matter
[Free Registration/Login Required] Students will sort objects according to their observable properties, such as size, shape, color, temperature (hot or cold), weight (heavy or light) and texture. Included are printable resources, a...
Exploratorium
Exploratorium: Science Snacks: Falling Feather
Recreate Galileo famous demonstration to show that a heavy and light weighted object fall at the same acceleration in a vacuum.