8:48

Pinhole Camera - Ray Path with Model

5:46

Color Mixer & Accessory Kit

3:49

Discovery YAFI -- Colours of Light

3:13

Colored Light Shadow-Additive light mixture // Homemade Science with Bruce Yeany

3:08

Colored Shadows: My Favorite Exhibit - Exploratorium Teacher Institute

25:18

Noções básicas sobre cores de sombra (Luz Ambiente 2)

11:44

This Black Hole Could be Bigger Than The Universe

9:35

Is Your Red The Same as My Red?