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Learn how to construct a light box by following simple figures and instructions. This guide includes tips on how to assemble a light box; related activities are featured in separate resources.

Look at pictures through different color filters and you'll see them in a new way. People have used color filters in beautiful photography or sending secret messages.

This science activity demonstrates the dominant eye phenomena. What does your brain do when it sees two images that conflict?

Do you have a hard time matching paint swatches with your furniture? When you consider human perception, color is context dependent.