Books by Dr Janne Henle

The Big Encyclopedia of Why

Animals for Curious Kids: 1,001 Surprising Answers and Mind-Blowing Facts About Wild Animals, Pets, Dinosaurs, Butterflies, and Creatures of Land, Sea and Sky : 5

The Big Encyclopedia of "Why?" for Curious Kids

1,001 Simple Answers and Mind Blowing Facts for the Questions Every Child Asks (Fully Illustrated)