Description:
Watch bottle!!!
This is a great educational and fun experiment and activity for school classes, homeschoolers, scouts and any other group. Create two liter plastic bottles, water and a colorful plastic connecting tube. Swirling water creates a funnel-shaped as it drains bottle to another. You can create different ways to work with it by timing the water draining, using bits of paper coloring or lamp oil.
Material: Plastic
Size: approx. 4.8x3.1cm / 1.9x1.2inch
Color: Color will be sent randomly (If you buy more, you may receive the same color or multiple colors.)
Package Includes:
2 Pieces Cyclone Tubes