The connections between work, energy, heat and temperature will be explained during the Saturday, Jan. 18, CU Wizards show on "Heat, Temperature and Absolute Zero." Paul Beale, a physics professor at the University of Colorado at Boulder, will present the show at 9:30 a.m. in Duane Physics room G1B30. The show, aimed primarily at students in grades five through nine, is free and open to the public.