Osborne, Mary Pope <br/><br/>
Dinosaurs before dark. 

 - New York :  Scholastic, Inc,  1992. 
 - 68p. 
 - #1 .
<br/><br/> Magic Tree House #1 
<br/><br/> Before Jack and Annie can find out, the mysterious tree house whisks them back to the prehistoric past.  Now they have to figure out how to get home.  Can they do it before dark...or will they become a dinosaur's dinner? 
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<br/><br/><label>ISBN: </label>0-590-62352-4