FutureFit IN ? Download Add to Favorites Add to Folder creative writing children's book activities classroom tools language arts and writing vocabulary Create new folderCREATE NEW FOLDER Share Students learn about hot air balloons, and then extrapolate how a flat balloon would look when full. Authored by: Scott Foresman, an imprint of Pearson Grade: 2 Subjects: Science Physics Motion and Energy (Mechanics) + show tags TYPE: Worksheets