Brown Bag STEM Challenges: Marshmallow Towers Pom Pom Cannons Paper Helicopters Roller Coasters Paperclip Sailboats Building Windmills Hovercrafts Zip Lines Solar Ovens Lunar Landers.scroll down to the brown bag.
Wonders of Water Science Project - Making Clean Water: After learning about pollution and water conservation, you could have your Brownies split into groups and make clean water that has been "polluted" with dirt and other sediments.
Force and Motion STEM Carnival! This is a fun STEM activity that includes 26 task cards for creative STEM engineering challenges. Students will construct carnival games and use their knowledge of force and motion to explain the science behind it. More Tha