Here's a really cool science activity for kids- making a ping pong ball float above a straw! Get the full directions and ideas for extensions on BuggyandBuddy.com here: [ Ссылка ] #coolscience #kidscience
Ещё видео!
Here's a really cool science activity for kids- making a ping pong ball float above a straw! Get the full directions and ideas for extensions on BuggyandBuddy.com here: [ Ссылка ] #coolscience #kidscience