Summer Special: Edible Mars Rover

Who knew NASA's work could be so sweet?

Today's Project:  Building an edible Mars Rover (with help from the UW Geology Museum and a grant from NASA)

Materials:
graph paper
pencils
a picture of some past rovers
assorted candy
graham crackers
toothpicks
frosting
paper plates

Summer Special: Squishy Circuits

Electricity + play dough = lights? Awesome!

Today's project: Squishy Circuits

Supplies:
conductive dough (a cooked dough with: water, flour, salt, cream of tartar, vegetable oil, food coloring)
insulating dough (a no-cook dough with: distilled water, flour, sugar, vegetable oil)
battery packs
batteries
LED lights (similar to this) (you might also try out vibration motors)
waxed paper (optional, makes clean-up slightly easier and helps define workspace)

Summer Special: Solar Bugs

design your own solar-powered bug that wiggles and jiggles in bright sunlight!

Today's project:  Solar-powered Bugs
Supplies:
solar cells with a vibrating motor (we removed ours from toys similar to this)
sticky-back craft foam sheets (sparkly is especially nice)
wiggle eyes
chenille stems
wire