After reading an article, "Cameras Capture a 5-Second Fireball and Its Meteorite's Secrets," space science superstars use the  triangulation method to determine the location of a distant object. In-class activities and homework are...

First graders simulate shopping for needs and wants. In this money lesson, 1st graders examine Norman Rockwell's painting "Curiosity Shop." Students role-play shopping in a store and making purchases.