Timothy J. Bradley writes and illustrates science fiction and natural history books for children, with compelling text and the dynamic, colorful illustrations he has become known for. 

Tim's books have earned awards and accolades from reviewers (The Horn Book, School Library Journal, Kirkus Reviews, Booklist), and he has been invited to hold author signing events at the Smithsonian National Museum of Natural History, The Field Museum, and the National Aquarium.

Tim's latest project is the "I am Prehistoric" book series for early readers. The first installment, I AM ALLOSAURUS, debuts Spring 2020, and is filled with Tim's colorful, action-packed illustrations.
The next installment in the series is I AM HATZEGOPTERYX, due out
​Spring 2021!

​amazon.com/author/timothyjbradley
Tim has created 4 new coloring books! You get to choose the colors for a variety of bizarre and ferocious creatures, from raptors to pterosaurs!​ Available on Amazon.com.
photo courtesy Walter Mladina
FROM DISTANT PAST TO FAR FUTURE
Tim's art and writing reflect his lifelong passion for natural history and
​hard science fiction, from childhood right through today and beyond.
Jumprope
©2008 TEACHER CREATED MATERIALS

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From Tardigrades to Tachyons

Wicked awesome science stuff!
Quetzalcoatlus
©2015 Timothy J. Bradley