10 PCS Tornado Maker Bottle to Bottle Transfer Connector, Tornado Tube Bottle Connectors, Water Vortex Making Connector for Science Experiments Test

Features:✔️ - Create a tornado with plastic bottles, water and coloured plastic connecting tubes.✔️ - The plastic surface of the connector has stripes that make it easier to rotate.✔️ - Adding pigments or detergent to the water in the bottle can create small tornadoes in different colours and bubbles. This will make the experiment more interesting.Specifications:Material: ABSColours: Purple, Blue, Red, Green, YellowQuantity: 2 per colourSize: 4.8 x 3.3cm/ 1.9×1.3inWeight: 122 gramPackage Includes:10×Experiment Tool Bottle ConnectorAttention:1.Due to manual measurement, please allow a little error.Please make sure you do not mind before making a purchase. 2. colours may vary depending on monitor.

• 【High Quality Materials】These tornado bottle connectors are made of high-quality plastic, odourless, non-toxic, small, lightweight, sturdy and durable, and can be reused.
• 【Experimental Tool】Through vortex bottle connector, students can create tornadoes in bottles, experience unexpected fun, and improve scientific practice and cognitive skills in games.
• 【Application Steps】Fill the empty bottle with two-thirds of the water, then connect the mouths of the two bottles together with a connector and shake vigorously three to five times. The result is a tornado, which is very interesting.
• 【Expansion Gameplay】You can add pigments or detergent to the water so that the small tornado you create has different colours and bubbles, which is more interesting.
• 【Interesting Gift】These tornado tube connectors are suitable for classroom experiments or home games and make a great gift for Christmas, birthdays and other holidays.