The Lunenburg County Public Library System will present “Mad Science” on Saturday, June 18. The crew from Mad Science will perform “Fire and Ice.” Demonstrations using fire, bubbling potions and carbon dioxide gas frozen to 109 degrees Fahrenheit below zero will be on display. Kids will learn properties of fire, chemical reactions, different stages of matter and more. The show starts at 10:30 a.m. and all are welcome to attend. The event will take place at Ripberger Public Library in Kenbridge.