The set for a play combines design elements (style, line, shape, mass, measure, position, color, and texture) and principles of composition (unity, harmony, contrast, variation, balance, proportion, and emphasis) to create a particular...

Outer space may be a lot closer than you think! Science scholars model the layers of the atmosphere using transparencies to gain insight into the scale of space. The resource includes ideas to tailor the activity to the skill level of...

An educational lesson allows young chemists to test the solubility of different types of salt at various temperatures. Groups create a graph using data from unsaturated, saturated, and supersaturated solutions.