This column provides background science information for elementary teachers. This month's issue helps teachers to understand color mixing so that they can teach this information to students.

Insect vision is an area of active research that allows fruitful exploration into the nature of the scientific endeavor because of the bias our own vision brings. As scientists, we use our senses to make observations, but we can't assume that what we see is what insects see; we are forced to think outside of our own senses when we ask questions…

Light is radiation in wavelengths composed of many colors that are visible to the eyes. These wavelengths can be separated. One way to separate colors is with a filter. Filters keep certain wavelengths out and allow other wavelengths to pass through. In this article, the authors discuss an activity to provide students the opportunity to build a…