Celebrate Presidents’ Day with John Slim Goodbody and DESKERCISE. LEARN360 offers a 5-part series focusing on Presidents’ Day. Deskercise is a daily classroom fitness series that can help fight childhood obesity. The episodes are fun and educational, engaging both the body and the mind! Host Slim Goodbody uses a strong cross-curricula approach combining history, geography, science, math and language arts within the context of fitness.