An introduction to telling time describes the daily schedule of exuberant Rex the dinosaur, who has fun while keeping busy every hour of the day.

A hungry Tyrannosaurus rex searches for food in the prehistoric forest but is thwarted in its attempts to find something to eat.

Two very hungry dinosaurs discover a time machine and are instantly transported to the present, where they are delighted to find themselves surrounded by food, but soon less excited to find themselves surrounded by policemen--so they escape to the time machine, not knowing where it will take them next.

With school out Oona and her brother Bonk are busy helping their father gather food, but Oona's pet Stegosaurus is something of a cave wrecker when left at home all day, so the children start Camp Woggle where all the local pets can amuse themselves during the day--but Mauro's pet T-Rex is a problem because he has a tendency want to eat the other campers.

A tyrannosaurus rex babysits a child for one night. Invites parents and children to share the reading of a book by taking turns reading aloud.