20 whirling, swirling science experiments. Contains: magnetic stirring disk, tall graduated beaker, battery operated magnetic mixing machine, short graduated beaker, spill containment tray, unsink-a-ball, pipette, and jelly balls. Ages 8 and up.
Ultimate Vortex Generator
Pick Up Available at Williamson Farms Country Store (14 King St. W., Forest ON). Please call to confirm hours. Delivery available to Lambton Shores.