G. Turrell
Science Activity 2: Light & Sound
Little learners experiment with sunlight and map out how light travels. Using a mirror and slotted card, they find out about items that can reflect or absorb the light. They experiment with a variety of materials to find out how light...
Science Education Resource Center at Carleton College
Serc: Observing,comparing and Classifying Rocks
An activity where students in teams observe and classify different types of rocks.