Photo gallery: Carnival of Chemistry

Images from the 19th annual Carnival of Chemistry held Sunday afternoon in Malott Hall on the campus of Kansas University.

photo by: John Young

Children, including four-year-old Ashlee Turner, center, use colored flashlights to draw on glow in the dark paint during an activity named Photon Wall during the 19th annual Carnival of Chemistry held in Malott Hall, 1251 Wescoe Hall Drive, Sunday afternoon. The activity aimed to teach participants that different colors of light have different energy levels.

photo by: John Young

Portraying Dr. Pyro, Kansas University sophomore Robby Sourk, of Hutchinson, puts on a fiery display for spectators attending the Frozen Flames University show during the 19th annual Carnival of Chemistry held in Malott Hall, 1251 Wescoe Hall Drive, Sunday afternoon.

photo by: John Young

Portraying Dr. Cool, Kasas University junior Daniel Knight, of Lawrence, freezes a banana in liquid nitrogen so that he can then use it to hammer a nail into a board during the Frozen Flames University show that is part of the 19th annual Carnival of Chemistry held in Malott Hall, 1251 Wescoe Hall Drive, Sunday afternoon.

photo by: John Young

Volunteer and Free State High junior Samantha Farb, left, keeps a watchful eye as four-year-old Laurel Stancil, center, and her six-year-old sister Katherine, both of Lawrence get their hands dirty while playing with oobleck during the 19th annual Carnival of Chemistry held in Malott Hall, 1251 Wescoe Hall Drive, Sunday afternoon. Oobleck, named after a fictional green material in the Dr. Seuss book “Bartholomew and the Oobleck,” is a non-Newtonian fluid, meaning it acts as both a liquid and a solid.

photo by: John Young

Five-year-old Jaidon Cochran, left, uses gloves to hold a soapy bubble as six-year-old Isaiah Garcia, both of Lawrence, watches his bubble burst during the 19th annual Carnival of Chemistry held in Malott Hall, 1251 Wescoe Hall Drive, Sunday afternoon. The bubbles were made by mixing dry ice and hot water, causing it to sublimate, or change from a solid to a gas without melting. The gas was then used to fill a mixture of soapy water and glycerine to form the bubbles.

photo by: John Young

Six-year-old Isaiah Garcia, of Lawrence, watches as a soapy bubble is formed in his hands during the 19th annual Carnival of Chemistry held in Malott Hall, 1251 Wescoe Hall Drive, Sunday afternoon. The bubbles were made by mixing dry ice and hot water, causing it to sublimate, or change from a solid to a gas without melting. The gas was then used to fill a mixture of soapy water and glycerine to form the bubbles.

photo by: John Young

Kansas University junior Mike Holtz, of Olathe uses acids and bases to turn indicators various colors during an activity called the Rainbow Connection during the Frozen Flames University show that is part of the 19th annual Carnival of Chemistry held in Malott Hall, 1251 Wescoe Hall Drive, Sunday afternoon.