1pc hot sale science toys Water Tornado Swirl Maker Connector Creative Novelty Science Experiment toy

Product size 45 3 3cm Packing size 153 85 3cm
Suitable for most beverage bottles
nonmineral water bottles
This is a scientific experiment toy that is both interesting and educational
You can make a tornado in the bottle and observe your
swirl in the bottle to help stimulate childrens interest in physics
dynamics and potential energy