Steve shows off a few of his favorite St. Patrick's Day science experiments making green snow and green flowers. If you have the 'Luck of the Irish,' you too can pull off this magical St. Patty's Day trick! About Steve Spangler… Steve Spangler is a celebrity teacher, science toy designer, speaker, author and an Emmy award-winning television personality. Spangler is probably best known for his Mentos and Diet Coke geyser experiment that went viral in. Spangler is the founder of www.SteveSpan