CK-12 Foundation
Runaway Balloon
When a child lets go of a helium balloon, what happens to it? Does it float all the way to space? The simulator allows pupils to experiment on party balloons and weather balloons under different conditions to see what happens to them in...
Curated OER
1st Grade - Act. 16: Dancing Mice
First graders creating mouse attached to a helium balloon, and dance around to the sound of some fun music.