Building a Spectroscope | AMNH https://www.amnh.org/learn-teach/curriculum-collections/discovering-the-universe/building-a-spectroscope
White light is a mixture of all colors of visible light, but it doesn’t always include every color of the rainbow. Build a spectroscope, and view the spectral fingerprints of different light sources.
Guerillas, New York City The Biodiversity Crisis: Jaguars