Professor Barrister's Dinosaur Mysteries Books in Order
See Professor Barrister's Dinosaur Mysteries by Stephen Penner in order, with quick summaries, series background, and tips for younger readers.
Last updated: June 7, 2026
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Publication Order
5 books
The Case of the Armored Allosaurus
by Stephen Penner
2010
Nate and Emily return to Professor Barrister's prehistoric world for another fast-moving puzzle. This time an unusual Allosaurus is at the center of the mystery, and the clues are every bit as dangerous as the setting.
The Case of the Enormous Eoraptor
by Stephen Penner
2010
Another trip into the distant past leaves Nate and Emily chasing answers around a very unusual Eoraptor. The fun comes from the mix of dinosaur adventure, mystery clues, and kid-sized detective work.
The Case of the Truncated Troodon
by Stephen Penner
2010
On a field trip with the mysterious Professor Barrister, Nate and Emily tumble into a dinosaur age mystery. To solve the case of the strange Troodon, they need sharp eyes, quick thinking, and plenty of nerve.
The Case of the Colorful Caudipteryx
by Stephen Penner
2011
Professor Barrister sends Nate and Emily into another prehistoric case, this time involving a curious Caudipteryx. The story blends quick clues, big creatures, and a light mystery that keeps younger readers moving.
The Case of the Crested Cryptoclidus
by Stephen Penner
2012
Nate and Emily are back with Professor Barrister for one more prehistoric puzzle, and this time the trail leads to a strange Cryptoclidus. It is another brisk mix of adventure, clever clues, and dinosaur era danger.
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