A large dinosaur with a blue whale on its back in a swampy forest.
Some dinosaurs were larger than the whales in modern seas, while others, tiny, scampered like lizards in the trees.

Kathesaurus Books etc. LLC

Debra L. Tolley

Where science and imagination align

Three blue birds huddle together in a snowy nest during winter.
Smiling elderly woman with gray hair in a bright room.
Illustration of a small, feathered dinosaur with blue and brown plumage.
Meet the Author

Debra L. Tolley

Debra L. Tolley is passionate about making science accessible and celebrating the imaginative nature of scientific discovery, especially in evolutionary biology.

Through her books, she inspires readers to see science not just as facts, but as a creative, wonder-filled journey.

Science with Wonder

Imaginative science stories for young readers, inspiring curiosity and creativity. Survive and Thrive after Open Heart Surgery, a book for adults offering evidence based practical guidance after open heart surgery will be available in March 2026.

Creative Storytelling

Engaging stories that make learning fun and memorable.

Featured Books

Explore our imaginative and educational titles for young readers.

Available on Ingram

Available worldwide on Ingram Spark and Amazon wherever books are sold.

Miss Mighty Mito, the Story of Mitochondria

Available June 2026

Quiltblock Stories

Available August 2026

Survive and Thrive after Open Heart Surgery

Available June 2026

What We Offer

Kathesaurus Books, etc. LLC publishes creative science books and hosts engaging events for children and families.

kids reading science books

Author Events & Readings

Hosting book readings and interactive events to engage young readers and promote science literacy.

creative storytelling for children

Educational Resources

Providing materials and activities that support learning and curiosity.

Stay Curious – Join Our Newsletter

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For God so Loved the Dinosaurs: Art Gallery

Explore original illustrations from For God so Loved the Dinosaurs. Only artwork from this book is featured here. To add new illustrations, upload your images and they will appear in this gallery.

Enjoy original illustrations from For God so Loved the Dinosaurs.

50 piece jigsaw puzzles from the original artwork from God so Loved the Dinosaurs. $20.00 US plus shipping and handling. Order at dltolley@kathesaurus.com

A selection of original illustrations featured in her debut children’s book about the evolution of birds from dinosaurs.