Energize your next unit on electricity with hands-on activities to explain the fascinating phenomenon of electromagnetism. Students are introduced to the factors that determine the strength of electrical coils, and they use readily available materials to build a simple motor and a generator. Topics covered include circuit breakers, mag-lev...

Contemplative or "noetic" knowledge has traditionally been seen as the highest mode of understanding, a view that persists both in many non-Western cultures and in Eastern Christianity, where "theoria physike," or the illumined understanding of creation that follows the purification of the heart, is seen to provide deeper...