Author
Randall Munroe
4 books here

What If? 2
Nonfiction · 1050L · 2022
A legitimately smart book disguised as humor — kids discover that rigorous thinking is funnier than jokes, and accidentally develop comfort with math and physics.

How To: Absurd Scientific Advice for Common Real-World Problems
Nonfiction · age 10+ · 800L · 2019
A smart-funny book that rewards rereading; kids aged 9+ who like logic puzzles and visual humor will mine it for jokes and actually absorb how to structure an argument (even a ridiculous one).

What If? Serious Scientific Answers to Absurd Hypothetical Questions
Nonfiction · age 10+ · 1050L · 2014
The most fun a kid can have learning real science — Munroe answers questions like 'what if everyone on Earth jumped at once' with genuine physics, and the stick-figure illustrations make complex ideas instantly graspable.

Thing Explainer
Nonfiction · age 10+ · 800L · 2016
A genius book disguised as a joke — using only the 1,000 most common words to explain complex systems teaches both humility and clarity, and kids will spend hours puzzling out the diagrams.