After listening to your lecture on climate change, young scientists access NOAA's database listing Mauna Loa's carbon dioxide data. They graph the monthly means and then compare their graphs to NOAA's. This is a concise plan that could...

Youngsters develop an understanding of how smog is produced, and how exhaust from automobiles is one of the major sources of smog. They explore the roles that engineers play in developing technologies that reduce smog, then work in teams...

A very thorough lesson plan focuses on what plants need to grow and stay healthy. There are excellent reading activities and worksheets included in this fine plan. A terrific way to introduce a unit on plants and their needs.

Young scientists construct an understanding of molecular compounds in this hands-on science lesson. Using LEGO® to model the atoms of different elements, students build molecules based on the chemical formulas of common compounds.

After challenging themselves to correctly choose the form of erosion and length of time required for a given landform to develop, earth science class members model mechanical and chemical weathering with various lab demonstrations over...

Simulated acid rain, a dilute sulfuric acid solution, needs to be prepared for this demonstration. After a condensed lecture on acid rain, you will apply the solution to a sample of granite and a sample of limestone. Your young...