Description:
- 40 Pieces/Tornado Swirl Bottles with Water Science Cyclone Tube Experimental Sensory
- Watch the swirls spin with the bottle!!! This is a great educational and fun experimentation and activity for school classes, home schoolers, scouts and other groups.
- Create a tornado from a 2 liter water bottle and a colorful plastic connecting tube.
- Swirling water creates a funnel swirl when it flows from one bottle to another. You can work in a variety of ways by adjusting the timing of drainage using paper cuttings, edible pigments, and lamp oils.
- Quality and Durability: Made of high quality plastic for long service life and a banded surface of the connector makes it easy to rotate.
Specifications:
- Material: Plastic
- Color: Color will be sent randomly
- Size: about 4.8x3.1cm / 1.9x1.2inch
Package Includes:
Approximately 40 Cyclone Tubes
Note:
Due to the difference between different monitors, the picture may not reflect the actual color of the item.
Please allow 1-2mm error due to manual measurement.