For a reader who just finished
Books like My side of the mountain by Jean Craighead George
after My side of the mountain by Jean Craighead George by Tara McCarthy · ages 4–8
Complementing on scientific method

by Patricia Lauber
Nonfiction · ages 6–10 · grades 1–5 · 760L
Stunning photographic documentation of a real natural disaster and its aftermath—kids grasp cause-and-effect at landscape scale, and the healing narrative is genuinely hopeful without being saccharine.

by Carl Sagan
Nonfiction
A 1980 classic that still holds — Sagan's measured wonder and clarity about the scale of the universe can genuinely shift how a curious 10+ kid sees their place in it.

by Randall Munroe
Nonfiction · 1050L
A legitimately smart book disguised as humor — kids discover that rigorous thinking is funnier than jokes, and accidentally develop comfort with math and physics.
We'd skip — for now

by Jean Craighead George
A step up — ages 10–14 · grades 5–9
Skip it if your child is anxious about abandonment or parental separation—Sam's running away is central and unresolved until late in the story.