20 books
Marco Polo
Benjamin Franklin
Robert Falcon Scott
George Washington
Einstein
Nikola Tesla
Devilish Puzzles for Smart Kids
Teen Innovators
Vanishing Sun
Astronomy Nerd
Genetics Brain-Teasers
Coffee Secrets
Quantum Nerd
QUANTUM COMPUTING for Smart Pre-Teens and Teens Ages 10-19
Biology Nerd
Physics Nerd
The AI Nerd
La Ia Est� Aqu�
Magnificent South America
AI for Smart Pre-Teens and Teens Ages 10-19