3rd and 4th Grade Science Projects Activities : Page 13

In this experiment, young ecologists will learn about a type of edge effect: how trees and plants at the edge of a forest can act as a weed filter.

Science fair project in which you will learn more about the natural world by preserving and identifying different animal tracks.

Ever wonder why refrigerator lights turn off when you close the door? Does the darkness prevent food from spoiling? This experiment, determines just that.

This science fair project idea investigates if heat from direct sunlight is hotter than heat from reflected sunlight.