Scientists will tell you that red, green, and blue are the primary colors and cyan, magenta, and yellow are the secondary colors. The three primary colors of light mix to make white. Green, red, and blue additive mixing is used in television and computer monitors, including smartphone displays, to produce a wide range of colors.
Are shadows always black? PreFirst and second grade physicists had so much fun investigating my new red, blue, and green flashlights. Click here for order information. Look closely at the shadows. What do you notice? What do you wonder?