Young scholars investigate the 3 states of matter. In this physical science "matter" lesson, students observe and participate in a number of demonstrations involving melting and freezing water. Young scholars observe the effect heat has...

Learners explain the purpose of cave paintings and rock art, identify some of the animals that roamed France in prehistoric times, appreciate the methods used by ancient civilization to create cave and rock art, and use appropriate...

High schoolers explore early attempts at written language. In this early civilizations lesson, students investigate first attempts at written communication. Among the civilizations covered are Mayan, Greek, and Egyptian.

This is a brief biography on the life and scientific work of Otto Stern, a physicist honored with the Nobel Prize in physics for his "development of the molecular ray method and his discovery of the magnetic moment of the proton."