Van Cunningham teaches 10th grade Spanish during periods 1, 3, and 5. During period 5, he focuses on essential skills #7 and #2, which include conjugating Spanish verbs like "amar" and "hablar" in different tenses. In period 3, he covers heat, temperature, and their relationship, as well as heat flow and exo/endothermic processes. During period 1, he discusses phase changes like melting and freezing using the example of an ice pack melting.