Another pinner says: How Many Drops of Water Can a Penny Hold? My daughter did this as her science fair project last year and it was very popular. She even used water variations (Kool-aid, salt water, etc).
Super easy and fun water science experiment! All you need is a roll of waxed paper, some drinking straws, water, and a spoon or water dropper. See the site to get suggestions for how this experiment demonstrates surface tension and the bonding of water mo