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ACROM · Written by Emily Jones
★★★★★ 4.8 (9,214) 🎁 94% Would Gift Again

100000 Whys — The Illustrated Science Book That Finally Answers Every "Why"

Loved by 10,000+ Families Read together at bedtime, in the car, anywhere curiosity strikes
  • Every real "why" question, answered — illustrated, chapter after chapter, in language a kid actually wants to read.
  • Built to close the answer gap, before curiosity quietly fades.
  • A genuine screen-time alternative. Hardcover, made to be opened again and again.
  • A gift that actually gets used. Proven with both parents and grandparents.
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★★★★★

"My grandson asked so many questions I couldn't answer, so I got him this for his birthday. Three weeks later it's still on his nightstand, corner already bent from actual use."

Carol R. ✓ Verified Buyer
Bought For A Grandson Great Gift Reads It Himself

Product Information

Every spread opens with a real question, answered in full color with an illustration built around it. Topics range across science, nature, and everyday life, with a contents page up front so it's easy to find whatever "why" is on your kid's mind that day.

Built for elementary-age kids, with layered content that works whether it's being read together or picked up solo. Siblings a few years apart tend to share it rather than one of them aging out of it fast.

A genuine hardcover, illustrated throughout, written by Emily Jones for ACROM. Built to survive repeat reading, not just a first flip-through.

Ships in 1-3 business days. Backed by a 30-Day Money-Back Guarantee — if your kid doesn't love it, send it back, no reason needed.

Why Families Choose It

Six Reasons Families Love 100000 Whys

Real Answers, Not Just "Because"

Every question gets an actual, illustrated explanation, not a shrug.

Closes The Answer Gap

Built around the exact moment a kid's curiosity would otherwise fade.

No Screens Required

A book kids choose over a tablet, not one forced on them.

Built To Be Opened Again

A hardcover made for years of re-reading, not one flip-through.

Perfect For Home Or Homeschool

Works as a bedtime book or an actual teaching tool.

A Gift That Actually Gets Used

Proven with grandparents buying for grandkids first, parents second.

What's Inside

Chapter After Chapter Of Real Questions, Real Answers

Mother and son reading 100000 Whys together on the couch

Every spread opens with a question a kid has actually asked, answered in full color with an illustration built around it, not a wall of text. Topics range across science, nature, and everyday life; a contents page up front makes it easy to jump straight to whatever "why" is on your kid's mind that day.

One Book, Every Age

The Same Question, Answered For Where They're At

Book spread showing a younger-reader and older-reader explanation side by side

"Why is the sky blue?"

Younger Reader

Sunlight bounces off tiny bits of air, and blue bounces the most. That's the blue you see.

Older Reader

Sunlight looks white, but it's actually every color mixed together. As it passes through our atmosphere, blue light scatters more than any other color because it travels in shorter, smaller waves, and that scattered light is what fills the sky.

4.8
★★★★★

Real Families. Real Reviews. (9,214)

He Finally Stopped Firing "Why" Questions At Dinner

★★★★★

My son used to ask ten why questions before I'd even finished making dinner. Now he goes straight for this book instead. Half the time he reads the answer out loud to me.

Jennifer M. · mom of a 6-year-old · Texas

Bought It For My Granddaughter, Ended Up Reading It Myself

★★★★★

I got this for her birthday and caught myself reading two chapters before I even wrapped it.

Carol R. · grandmother · Ohio

Real Screen-Time Alternative, Finally

★★★★★

We do one chapter before bed instead of a tablet. My kids ask for it now, which still surprises me.

David P. · dad of two · Colorado

Sturdier Than I Expected

★★★★★

It's held up through two kids and a dog so far. Corners are a little worn but nothing's torn.

Barbara T. · grandmother · Arizona

Homeschool Win

★★★★★

This does half my science planning for me some weeks.

Sarah K. · homeschool mom · Tennessee
Real photos from families
Customer photo: book open on a table
Customer photo: child holding the book at bedtime
Questions

Frequently Asked Questions

Kids across elementary school ages get real use out of it; even siblings a few years apart end up sharing it rather than aging out of it fast.

Every page opens with a real question first, illustrated, so it reads more like solving a mystery than doing a workbook.

Yes. Every copy ships in the hardcover edition shown on this page, built to survive repeat reading.

Every explanation is written to be genuinely correct at a kid's reading level, never oversimplified into something wrong.

Yes — this is one of the most common ways it's given: birthdays, holidays, or "just because" from a grandparent.

Full refund within the guarantee window, no reason needed.

30-Day Money-Back Guarantee

Try ACROM 100000 Whys Risk-Free

30-Day Money-Back Guarantee. If your kid doesn't love it, send it back, no reason needed.