Kesywale Tornado in A Bottle, 10Pcs Tornado Tube Bottle Connector Plastic Water Vortex Maker Cyclone Tube for Scientific Experiment and Test, 5 Colors

Material: Made of plastic, the surface of connectors has stripes, thus much easier for you to rotate, can be applied repeatedly, common size for most

1.Material: Tornado in A Bottles are made of plastic, durable and long lasting. Thicker than other connectors. Color: red, green, blue, yellow,

Tornado in A Bottle, 10 Pcs Plastic Tornado Tube Bottle Connector Cyclone Tube Vortex Connector for Scientific Test and Experiment, 5 Colors

Vortex Bottle Connector Tornado In A Bottle Cyclone Tube Tornado Maker Magic Toy - AliExpress

Tornado Tube Bottle Connector Plastic Water Vortex Maker - Temu

Made of plastic, common size for most bottles Stripe on connector surface for easy rotation Good for kids to explore some of the scientific properties

Tornado in A Bottle, 20 Pcs Plastic Tornado Bottle Connector Vortex Connector Cyclone Tube for Scientific Experiment, 5 Colors

Vortex Bottle Connector Tornado In A Bottle Cyclone Tube Tornado Maker Magic Toy - AliExpress

Kesywale Tornado in A Bottle, 10Pcs Tornado Tube Bottle Connector Plastic Water Vortex Maker Cyclone Tube for Scientific Experiment and Test, 5 Colors (Random) : Industrial & Scientific

BangBoom 5 Pieces Tornado Tube Bottle Connector,Tornado in A Bottle, Educational Tool Vortex Connector Cyclone Tube for Scientific Experiment and Test, 5 Colors : Industrial & Scientific

Specifications: Watch your vortex spin in the bottle! This is a great educational and fun experiment and activity for school classes, homeschoolers, scouts and any other group. Create a tornado from two 2 liter plastic bottles, water and a colorful plastic connecting tube. Swirling water creates a funnel-shaped vortex as it drains from one bottle to another. You can create different ways to work with it by timing the water draining, using bits of paper or food coloring or lamp oil.

Sanwood Cyclone Tube Tornado Vortex Bottle Water Connector Science Cyclone Tube Experiment Tool, Size: 37, Red

1 Set Tornado Tube Bottle Connector Educational Vortex Tornado Maker Toy for Kids

SANWOOD Cyclone Tube Tornado Vortex Bottle Water Connector Science Cyclone Tube Experiment Tool

Tornado in A Bottle 20 Pcs Tornado Tube Bottle Connector Water Vortex Tornado Maker Plastic Cyclone Tube Tornado Toy for Scientific Experiment Test

SANWOOD Cyclone Tube Tornado Vortex Bottle Water Connector Science Cyclone Tube Experiment Tool

Suitable for most popular bottles Made of durable plastic. Stripe on connector surface for easy rotation Scientific Exploration - Good for kids to

25 Pieces Tornado in A Bottle, Plastic Tornado Bottle Connector Cyclone Tube Vortex Connector for Scientific Experiment, 5 Colors

1 Set Tornado Tube Bottle Connector Educational Vortex Tornado Maker Toy for Kids