Sarah Langlois captured the spectacular reaction between potassium and water in a series of photos. The photo on the left shows the characteristic purple flame of this reaction.
Email your photo entries to Jean Hein at firstname.lastname@example.org and be on our front cover! Although the contest is open to high school students, we ask that teachers send in the photos. In the email, please include a short paragraph describing the photo. If possible please send high resolution photos. Deadline is June 30, 2017.