How to make Water Experiment Automata using Cardboard Just5mins
For this project you need:
Cardboard, bamboo stick,
Hot glue
Marble

Your friends definetely will love this Water Experiment.
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Music:
Banjo Short by Audionautix is licensed under a Creative Commons Attribution license (https://creativecommons.org/licenses/...)
Artist: http://audionautix.com/

Thanks for watching!