Cheat sheet: What makes helium balloons float?

Part of the Kinderling Conversation for parents. Weekdays 12pm-1pm.

Wed 14 September 2016

7 mins

Millie Maier, astrophysicist, helps parents everywhere sound super intelligent by simply answering the scientific questions that stump us. In this cheat sheet, Millie tells us how to explain the science behind helium balloons (and if it’s bad to suck it in every now and then for a funny voice).

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