Short and sweet overview of rocks and minerals. I can see the students researching to build a better background of what silicate/non-silicate refers to and then apply that knowledge to sorting minerals. Could be used as Enrichment.
Use a two liter, three pencils, vinegar, baking soda, a paper towel, and a cork to build this rocket. Pretty simple! This experiment easily goes along with Newton's Laws, scientific inquiry, or chemical reactions.