Dr. K'sPortal Through Time
Join Jennifer and Daniel as they journey through Dr. K's magical time portal, meeting famous historical figures and learning about important moments in history.
6 journeys through time






A chapter-book series for readers aged 8–12 that combines history, science and adventure. Illustrated by Emilie B. Nuñez and published by Palmetto Publishing.
Rosalind Franklin's DNA Discovery
Mid-century England, Photo 51, and the secret code of life.
Who goes through the portal

Jennifer, 10
Curious, adventurous and always eager to learn. She has a natural fascination with the stars and often takes the lead in asking questions.

Daniel, 8
Jennifer's lively, imaginative younger brother. His enthusiasm, unexpected insights and humor bring a unique perspective to every journey.

Dr. K
The brilliant and enigmatic scientist who guides the children through time, making complex ideas accessible and exciting.

Dr. Liu
Jennifer and Daniel's grandfather, a retired engineer. He doesn't know about the time portal, but his stories spark the children's curiosity about science.


