The connections between work, energy, heat and temperature will be explained during the Saturday, April 27, CU Wizards show "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 free hour-long show is intended primarily for students in grades five through nine. CU Wizards is an annual series presented on the last Saturday morning of each month during the school year and covers topics in astronomy, chemistry and physics.