650+ Wacky Science Facts That'll Burst Your Brain Cells!: For Crazy Curious Kids Aged 7-12

The Wacky History of Ancient Science

The Amazing World of Poo.: A Wild and Wacky Rhyming Adventure Through the Science of Animal Poos!

Why Do Animals Do That? 101 Random, Interesting, and Wacky Things Animals Do - The Facts, Science, & Trivia of Why Animals Do What They Do!

1,000 Amazing Food Facts for Curious Kids: Delicious Discoveries, Yummy Science, and Wacky World Records!: 4 (1,000 Fun Facts for Curious Kids)