Bình Thí Nghiệm Khoa Học Dạng Ống Xoáy Cho Bé

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[Landen] Cyclone Tube Tornado Vortex Bottle Water Science Experiment Kids Sensory*****************************Welcome to our Maudlanden. Store. All the products are available.****************************Features:
100% brand new and high quality
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.
Material: Plastic
Color: Red,Purple,Green,Yellow
Size: approx. 4.8 x 3.3 x 3.3cm/1.89" x 1.29" x 1.29"
Quantity: 1Pcs
Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!
Package includes:
1Pcs x Cyclone Tube (plastic bottle not included)

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