Explore buoyancy with this activity. Investigate how and why objects float in liquids, and think about how this works for balloons.


Discover the properties of Helium with this activity. Investigate how pressure, temperature and the content of a balloon can affect the balloon's properties.

Hot Air

Discover the properties of Hot Air with this activity. Look at how heat affects air in bottles and in balloons.


Explore harnessing the wind with this activity. Take a look at the effects of wind on a balloon. Watch your balloon and let us chart its course.

BONUS ACTIVITY: download and print out this hot air balloon activity to learn how to make your own hot air balloon using common household materials! (You will need the free Adobe Acrobat Reader to view and print this PDF file.)

[ Buoyancy | Helium | Hot Air | Wind Direction ]

Air Travelers
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