Topics I’d love to see (or see more of). I’ve included sub topics to hopefully help get some ideas going since I imagine it can be daunting to face a broad topic.
Insect Science: colonies, metamorphosis, symbiotic relationships, social vs solitary, groups of bugs (beatles, butterflies, bees, ants, non-insect bugs)
Geology: Erosion, Landforms, The water cycle is a classic. Continents.
Basic Science: Solids, Gasses, Liquids, Reactions, Positive/negative, magnetism, pressure, temperature, volume, atoms, molecules, elements, conservation of energy
Sumo
Baseball