by Marc Brown (Author), Marc Brown (Illustrator)
When Arthur's third-grade class goes hunting for fossils at Rainbow Rock State Park, Buster actually finds one. There's just one problem: he wants to keep it. Can Arthur persuade Buster to return the important discovery, or will it stay buried forever in the back of Buster's closet?
In chapter-book format for children who are ready to read on their own, this hilarious adventure will surely be a hit among Arthur fans.
Number of Pages: 64
Dimensions: 0.25 x 8 x 5 IN
Illustrated: Yes
Publication Date: February 15, 2020