Each group needs:

• 2 coffee stirrers, to serve as axles
• 4 Life Savers® mints (ring-shaped hard candies), to serve as wheels
• 8 plastic beads, such as pony beads
• corrugated cardboard rectangle, 3 x 5 inches (7.5 x 12.5 cm); when cutting the pieces, make sure to orient the cardboard so the inner channels in the two-ply cardboard run parallel to the short side of the rectangle, so as to line up to hold the stirrers as axles for the car base
• choice of mast material: 2-3 Popsicle sticks OR 1-2 wooden skewers
• choice of sail materials: 12 x 12-inch (30.5 x 30.5-cm) piece of aluminum foil OR 12 x 12-inch (30.5 x 30.5-cm) piece of tissue paper OR 5 index cards
• paper and pencils, for design drawings
• Sail Car Test Table

To share with the entire class:

• hot glue gun, glue sticks, scotch and duct tape, wooden skewers and scissors, for sail car construction
• smooth floor or flat cardboard test track, 36 inches (~90 cm) long
• colored tape, for setting up the track
• box fan
• stopwatch
• projector and computer to show Renewable Energy: Sail Cars! Presentation, a PowerPoint® file
• (optional) pennies taped together for car weight
• (optional) stickers to decorate cars