Color Changing Crystals Chemistry blue Just wind up the Antique

Just wind up the Antique Automobile and release the axle lock to start the engine on this nifty car

driver and adjustable front rubber wheels

The little Pig shifts his weight to rock back and forth on the cute old fashioned rocking horse

Play our fantastic fun family race game

It looks like a futuristic ray gun from a Sci-Fi movie

Color Changing Crystals Chemistry blue Just wind up the AntiqueGrow amazing crystals that change color! Learn about the chemical reaction that causes the beautiful shift in colors, and examine the factors that influence the reaction. Conduct a chemical analysis to better understand why the color change occurs. Show off your crystal creations in two special locking display cases. Our science kit includes chemicals, safety goggles, pipette, cups, spatula, display cases and an illustrated book of instruction and