No helium needed to fill balloons for parties.just vinegar and baking soda! I NEED TO REMEMBER THIS! this is important since helium is not a renewable source and is in such short supply-kid science project
Teach Them To Fly: Saying words that begin with W is a lot like making wind with your mouth. Students practice "w" sounds while being the wind, teacher photographs, students add leaves to complete "W is for Wind" project.