20 Pcs Tornado Bottle Connector Cyclone Tube Vortex Connector for

20 Pcs Tornado Bottle Connector Cyclone Tube Vortex Connector for Scientific Experiment, Tornado in a Bottle, 5 Colors
Description Item model number TUB20 Educational Objective Exploratory Skills Age Range (Description) Kid Size 1.88 inches,1.27 inches,1.13 inches Package Dimensions 5.75 x 4.37 x 3.43 inches; 9.14 Ounces

Made of durable plastic, stripe on connector surface for easy rotation

Suitable for most popular bottles. 2-liter bottles are recommended.

Ideal experiment tool for kids to explore some of the scientific properties of air and water, and to stimulate their interest to physics, dynamics and potential energy

How to use: Connect a bottle with about 3/4 of water and an empty bottle with a connector, shake the bottles horizontally 3-4 times, you will see that the vortex in the bottles is rotating

You can add some color to the water in the bottle so that the little tornado you create will have a different color. The package includes 20 connectors, suitable for classroom use.

“Tornado in a bottle” activity is mainstay favorite, mesmerizing for all ages, and a perfect example of centripetal force in a vortex…the perfect storm for scientific discovery! To appreciate these incredible weather occurrences by making your own tornado at home, grab: And buy our “vortex connector” A pitcher of water 2 empty, clear soft drink or water bottles,2-liter bottles are recommended. （First, take off the tops of your liter bottles and cut the plastic ring that is left around the neck of the bottle.） Material: plastic 5 Colors: red, green, blue, yellow, purple Length: approx. 4.8 cm/ 1.88 inches Outer diameter: approx. 3.2 cm/ 1.27 inches Inner diameter: approx. 2.9 cm/ 1.13 inches Package includes: 20 x Cyclone Tube in 5 colors
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