Reunited by their father's death, estranged siblings with extraordinary powers uncover shocking family secrets — and a looming threat to humanity.

Dex is a 9-year-old artist, explorer, and "paleontologist in training". Like Dan, Trek, and his big sister Dana, Dex uses his Dino Field Guide to magically see and study dinosaurs in the real world. Thanks to his artistic eye, Dex envisions them a bit differently, getting right into the action to reconsider how prehistoric creatures like the T. rex, Velociraptor, and Megalodon looked and lived.

Two bugs, named Jumper and Jitter, get around in town, helping different type of bugs and solve problems, and when they think, they always JUMP and THINK.