Surface tension demonstrator teaches the concepts of surface tension, film distortion, resonant standing waves, light interference, and convection currents.
By dipping the top bar into the fluid a span of bubble film is formed that can be cut with triangular, U-shaped, or circular items to demonstrate how the surface tension is evenly distributed. It comes with instructions, suggested activities, and bubble fluid recipe that uses corn syrup and glycerin, both available separately. Size: 44"H x 36"W x 20"D.