Martina Barjasic

Martina Barjasic

Martina Barjasic
More ideas from Martina
no need helium to fill balloons for parties just vinegar and baking soda

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