Build a Lego Water Wheel
Make Gigantic Bubbles
Leaf Transpiration Experiment
Acid Rock Test
Ping Pong Catapult
Build a Solar Oven
Centripetal Force Board
Dendrochronology
Make a Bird Feeder
Make your Own Crystals
Human Sun Dial
Carbon Sugar Snake [Adult Required]
Exploding Baggies
Egg Heads
Make a Light Box
Baking Soda Powered Boat
Float a Marker Man
Make a Leak Proof Bag
Make a Pumping Heart
Foil Bugs that Walk on Water
Water Filtration System
Seven Layer Density Column
Make Invisible Ink
Build a Snack Machine
Newspaper Building
Homemade Ice Cream
Balloon Rocket
Walking Rainbow
Ice Fishing
Make a Cloud in a Jar