Activity
Exploratorium

Exploratorium: Science Snacks: Bronx Cheer Bulb

For Students 9th - 10th
In this activity observe how light sources flash as you give them a raspberry. As you complete the activity, make a conclusion about what is wiggling the lights or you.
Activity
Exploratorium

Exploratorium: Science Snacks: Pinhole Magnifier

For Students 9th - 10th
Explore properties of light by making a pinhole magnifier using simple materials and a light source.
Article
Cornell Lab of Ornithology

Habitat Network: Don't Be an Ecological Trap

For Students 9th - 10th
With the help of some economics metaphors, Habitat Network delves into the scary-sounding "ecological trap" and helps bring it to light.