Not sure when Daegan created his latest round of science-art. Here’s what I found on the couch and asked him about: “An 82 million year old food chain,” he told me. “See? Phytoplankton gets eaten by zooplankton [slurping sound effect], the enchodus, an ancient fish, eats the zooplankton [slurp!], cretoxyrhina, a shark, eats the fish [slurp!] and a mosasaur eats the shark!” (Yes, I have to ask my 6-year-old how to spell these creatures!) I also found these drawing. He must have liked the archaeopteryx quite a lot, as he taped it to his bedroom door:...