For a reader who just finished
Books like The Magic School Bus Makes A Rainbow
after The Magic School Bus Makes A Rainbow by Joanna Cole · ages 4–8

Picture book · grades K–3 · 520L
The MSB formula works best here: concrete visual phenomena, genuine science content, and Frizzle's unflappable classroom that makes experimentation feel safe and inevitable.
Full details →
Same style

by Mordicai Gerstein
Picture book · ages 4–8 · grades K–3 · 620L
A Caldecott winner about a real, astonishing event—Gerstein's spare prose and soaring illustrations make this feel mythic without sentimentalizing, and kids understand immediately why someone would risk everything for beauty.

by Brian Floca
Picture book · ages 5–9 · grades K–4 · 620L
A Caldecott winner that justifies it—meticulous drawings teach how machines actually work while a boy's perspective keeps it intimate and alive.

by Holling C. Holling
Picture book · ages 6–10 · grades 1–5 · 620L
A 1975 classic that holds up: gorgeously illustrated and densely informative without feeling didactic, following a mink from Minnesota headwaters to the Gulf, with asides on river towns and ecosystems that reward rereading.
Stretch them up

by Alice and Martin Provensen
Picture book · ages 4–8 · grades K–3 · 620L
A Caldecott Medal masterpiece: lush, period-accurate illustrations and a genuinely gripping narrative about a real inventor that reads like adventure, not homework.

by Holling C. Holling
Picture book · ages 6–10 · grades 1–5 · 620L
A masterpiece of patient observation disguised as a picture book—the illustrations reward close, repeated looking and the text respects a child's intelligence without talking down.

by Holling C. Holling
Picture book · ages 6–10 · grades 1–5 · 620L
A quiet masterpiece—the narrative voice lets the illustrations and geographic detail carry the story; kids absorb how water, seasons, and ecosystems interconnect without ever feeling lectured.
Complementing on scientific method

by Kathryn Lasky
Picture book · ages 5–9 · grades K–4 · 620L
A documentary-style picture book that makes process literacy exciting — kids grasp the whole arc from tree to table, and Lasky's matter-of-fact voice models scientific thinking without preaching.

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 Andrea Beaty
Picture book · ages 4–8 · grades K–3 · 620L
The best entry point to experimental thinking for this age—Ada's smell mystery is genuinely absorbing, and Beaty's rhyme scheme carries reluctant readers without condescension.
We'd skip — for now

by Sidney Rosen
A step up — ages 8–12 · grades 3–7
Skip it if your child has learned that Galileo invented the telescope (he didn't, and this corrects that myth—worth knowing, but some curricula may conflict).