Here are some instructions for leading learners through a hands-on activity for investigating ultraviolet radiation. First, introduce them to light and refraction. Then introduce them to the electromagnetic spectrum. Finally, give...

A picture can speak 1000 words. Scholars research the Vietnam War through the lens of a camera. Examining photos from the collection of Christopher D. Ammons allows open interpretation of life during one of America's darkest conflicts....

Young scholars become more environmentally conscious. They see that it may be too late to "save" the Aral Sea, but there is still hope to prevent the ecological collapse of the Salton Sea.

Students sort and classify different attributes of warning signs, labels, and sounds. In this warning signs lesson plan, the teacher shows students different warning signs, labels, and sounds and tells students what each one means. ...

Students use a pH indicator to measure the pH of some fruits, common beverages, and borax. Students discover how to differentiate between an object that is an acid or a base.

Students identify seeds humans eat and do not eat. Students make seed collections, using common kitchen foods. Students display seeds from the foods they serve and discuss them with their guests. Students complete activities which...