When Dinosaurs Ruled the Basement (An Avon Camelot Book)
When Dinosaurs Ruled the Basement (An Avon Camelot Book)
Author:
Publisher: Harpercollins Juvenile Books
Publication year: 1995
ISBN: 0380779323
Description:

Twelve-year-old Jon Parlo and his friends follow some strange tracks in the snow which lead to Jon's basement, where they discover a time warp that transports them back 150 million years