20 Pcs Tornado Bottle Connector Cyclone Tube Vortex Connector for Scientific Exp

Description: 20 Pcs Tornado Bottle Connector Cyclone Tube Vortex Connector for Scientific Experiment, Tornado in a Bottle, 5 Colors Made of durable plastic, stripe on connector surface for easy rotationSuitable 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 energyHow 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 rotatingYou 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 Item model number TUB20 Age Range (Description) Kid Package Dimensions 5.75 x 4.37 x 3.43 inches; 9.14 Ounces Size 1.88 inches,1.27 inches,1.13 inches Shipping Fast shipping is very important for us. Our standard US shipping service is FREE. Your order will be shipped within 2-3 business days upon full payment received. Your order will be delivered within 2-3 business days after the handling time. We only ship to the confirmed PayPal address. We reserve the right to cancel any order for any reason at any time. We are not responsible for undeliverable addresses. Returns and payment We offer a 30 days return policy from checkout winning date. We allow only PayPal as payment methodFeedBack Your feedback very important to us, after you get your package and you are satisfied with our service please leave us positive feedback If you have any problem with your order / any questions please before leave any type of feedback For any questions, using eBay contact system Please visit our eBay store to check out other items for sale!Thank you for shopping at our store.

Price: 19.99 USD

Location: Brooklyn, New York

End Time: 2024-11-05T04:05:05.000Z

Shipping Cost: 0 USD