Trek learns that he can see dinosaurs, just like his older brother Dan, when he tries to complete one of Dan's Dino Experiments. / When Trek's teacher, Ms. Carver, sets up a scavenger hunt based on the five senses (touch, hear, see, smell and taste) around the classroom and the schoolyard, Trek enlists the dinosaurs that use their sensory skills to help him win!

When his friends come over, Trek tells them the story of a haunted house, which turns out to not have ghosts, but sure has dinosaurs! Who ya gonna call? Dinobusters!

Mom agrees to sew Trek's costume for his Birthday Party Costume Extravaganza but he keeps changing his mind about which herbivore he wants to dress up as! / At Mom's climbing gym, Trek learns which prehistoric creatures could climb while Bobby conquers his fear of heights.

Trek teaches a baby T-rex how to hunt while Bobby tries to teach Doug how to use his new dog treat dispenser. / Grandma helps Trek with his homework for art class and together they create a comic book entitled "Tyrannosaurus Trek" about a caveman superhero who saves all the dinosaurs when a volcano erupts.

Mr. Paluxy runs rats through a maze for her science class experiment and gives Trek an idea for how to figure out "Dino Experiment 320 - Who was smarter, the Dromaeosaurus or the Troodon?". / While helping out at Penelope's parents pet store Trek convinces Penelope that the Troodon is the coolest dinosaur ever by telling her a story.

While Grandma's taking care of Trek, she decides to make BBQ for dinner but dinosaurs and pterosaurs keep stealing the food. / When Trek forgets to bring something for show and tell, he's in a mad dash to find something. When he spots a Psittacosaurus in the schoolyard he realizes one of its defensive tail quills would be perfect. But first, he's got to figure out how to get one!