The Curious Child's Encyclopedia: 101 Big Whys?
The Curious Child's Encyclopedia: 101 Big Whys?
📖 101 real questions kids actually ask, already answered for you
⚡ A quick answer when you're busy, a deeper one when they want more
🧪 A try-it-yourself experiment on every single page
😂 The funny, gross questions they love, teaching real science
🧠 Learning that sticks, and gets them off the screen
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The Curious Child's Encyclopedia: 101 Big Whys?
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"'But why?' used to stump me every time. Now she asks, we open the book, and we find out together. I love that she's learning and thinks she's just playing."
Brianna K. -
"My daughter hit the 'why?' stage and it was nonstop — why is the sky blue, why do we cry, why do cats do that. I never had good answers. Now she grabs this book, we find it together, and she actually remembers it. She thinks she's playing. She's learning. That's everything to me."
Sarah Mitchell, Mother of 3
🛡️ 30 Day Money-Back Guarantee
🛡️ 30 Day Money-Back Guarantee
If your order arrives damaged or lost, contact us within 30 days for a full refund. No hassle, no questions.
🚚 Shipping and Delivery
🚚 Shipping and Delivery
Orders are processed within 24–48 hours. Due to high demand, delivery may take 5–10 business days depending on your location.
🙋 What if my kid gets bored of books?
🙋 What if my kid gets bored of books?
Every answer comes with a try-it-yourself experiment and a funny "ask this next," so it plays more like a game than a textbook. The gross questions keep them flipping.
📚 Is it too advanced or too simple for my child?
📚 Is it too advanced or too simple for my child?
Neither. Each page has a quick answer for younger kids and a deeper one for older, so it grows with them (ages 6–10, and it'll surprise you how much adults learn too).
⏱️ How long does each question take?
⏱️ How long does each question take?
As little as a one-line quick answer, or a few minutes if they want the deeper explanation plus the activity. Perfect for a busy moment or a rainy afternoon.
🔬 Is it real science?
🔬 Is it real science?
Yes. Real, accurate explanations, just written in words a child understands.
📖 What is this book and how does it help?
📖 What is this book and how does it help?
A full-color illustrated encyclopedia of 101 questions kids actually ask, each with a quick answer, a deeper answer, and an experiment, so you always have an answer and they never stop being curious.

How Curious Kids Are Falling In Love With Learning
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20,000+ People Finally Understand Their Bible
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"The Question I Dreaded Became Our Favorite Game"
"'But why?' used to stump me every time. Now she asks, we open the book, and we find out together. I love that she's learning and thinks she's just playing."
Brianna K.
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"It Even Taught Me"
"They say ages 6 to 10, but honestly I learned things. Why can quicksand trap you? I never knew either. The whole family fights over who reads it next."
Mark T.
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"Going Straight Into Our Homeschool"
"Sixteen years homeschooling, and interactive books like this are what make it stick. The quick-answer-then-experiment format is exactly how kids actually learn."
Denise R.
One Question. Four Ways To Answer It.
Every page gives your child a Quick Answer for the busy moments, a Let's-Go-Deeper explanation when they want more, a Try-It-Yourself experiment to make it stick, and an Ask-This-Next question that keeps the curiosity going.
It scales with your child, so it's never too simple and never over their head.
Every Answer Comes With Something To Do.
This isn't a book that gets read once and sits on the shelf. Every single question ends with a simple, screen-free experiment you can do together in minutes, with things you already have at home. Real bonding, real learning, and finally something that isn't another screen.
Made For The Kid Who Asks "Why?" About Everything.
The endless questions aren't a problem, they're a sign your child is learning. This book keeps up with them: the wonderful questions, the big questions, and yes, the gross ones they really want to know.
They'll laugh, they'll say "ewww," and without noticing, they'll be learning real science.
- 5 stars: 7601 (91%)
- 4 stars: 500 (6%)
- 3 stars: 276 (3%)
- 2 stars: 0 (0%)
- 1 star: 0 (0%)
16 years homeschooling and the quick-answer format is exactly how kids retain things. the handwritten thank-you note from the author was such a sweet touch too. [verified 1]
Raising a little scientist now. [Verified 2]
I was skeptical because most of these books are either too simple or read like a textbook. This one hits the perfect sweet spot for my 6yo and 9yo. They were literally howling laughing over the page about why farts smell, but then they actually learned about digestion and how the human body works. Total win-win. [Verified 3]
Finally answers to the whys. [Verified 4]
16 years homeschooling and the quick-answer format is exactly how kids retain things. half the time i don't know the answers either so we look it up together. [verified 5]
My 6yo asks 'why' about literally everything and I never had answers. Now we just open this up. No more endless battles over screen time before bed. [Verified 6]
Zero regrets buying this. [Verified 7]
We did the little quicksand experiment in the kitchen yesterday afternoon. Quick answer if she's tired, the deeper one if she's wound up. [Verified 8]
My granddaughter is 5 and going through the endless 'why' phase where my brain just melts. This book saved my sanity at dinner time. Last night she wanted to know why stars twinkle and why we cry. We look up one question every single afternoon and it has become our sweet little bonding routine. Highly recommend to any grandparent. [Verified 9]
We did the little quicksand experiment in the kitchen yesterday afternoon. No more endless battles over screen time before bed. [Verified 10]
Finally answers to the whys. [Verified 11]
16 years homeschooling and the quick-answer format is exactly how kids retain things. Definitely going to pick up a second copy for my nephew's birthday. [Verified 12]
Instead of the same story every night we pick a question from the Sky & Space chapter. The full-color illustrations are absolutely beautiful and keep them engaged. [Verified 13]
My 6yo asks 'why' about literally everything and I never had answers. Now we just open this up. The full-color illustrations are absolutely beautiful and keep them engaged. [Verified 14]
Didn't think anything could beat the ipad but he grabbed this three days in a row. It makes science feel like a fun game instead of boring schoolwork. [Verified 15]
Saved dinner time tonight 😂 [Verified 16]
Raising a little scientist now. [Verified 17]
Didn't think anything could beat the ipad but he grabbed this three days in a row. She feels so smart in the morning telling dad what she learned. [Verified 18]
16 years homeschooling and the quick-answer format is exactly how kids retain things. The handwritten thank-you note from the author was such a sweet touch too. [Verified 19]
Real explanations, not dumbed down, but he actually understands them perfectly. Definitely going to pick up a second copy for my nephew's birthday. [Verified 20]
We did the little quicksand experiment in the kitchen yesterday afternoon. Half the time I don't know the answers either so we look it up together. [Verified 21]
My 6yo asks 'why' about literally everything and I never had answers. Now we just open this up. Only minor nitpick is a couple of the answers in the back feel a bit similar, but still a solid buy. [Verified 22]
real explanations, not dumbed down, but he actually understands them perfectly. definitely going to pick up a second copy for my nephew's birthday. [verified 23]
Bought it for my grandson and now every visit he runs to get it and quizzes me. She feels so smart in the morning telling dad what she learned. [Verified 24]
My 7 year old daughter actually keeps opening it up on her own without me asking. Quick answer if she's tired, the deeper one if she's wound up. [Verified 25]
okay so my son is 7 and completely addicted to his tablet. i was desperately looking for something screen-free to keep his skills sharp over the break. we did the one about why dogs tilt their heads and why stepping on a lego hurts so bad. he was laughing hysterically and actually retaining the info. not another book that sits on the shelf collecting dust! [verified 26]
We did the little quicksand experiment in the kitchen yesterday afternoon. The full-color illustrations are absolutely beautiful and keep them engaged. [Verified 27]
Bought it for my grandson and now every visit he runs to get it and quizzes me. It makes science feel like a fun game instead of boring schoolwork. [Verified 28]
worth every penny honestly [Verified 29]
Real explanations, not dumbed down, but he actually understands them perfectly. Only minor nitpick is a couple of the answers in the back feel a bit similar, but still a solid buy. [Verified 30]
16 years homeschooling and the quick-answer format is exactly how kids retain things. definitely going to pick up a second copy for my nephew's birthday. [verified 31]
The fart page is hilarious. [Verified 32]
Bought this as a surprise gift for my nephew's 8th birthday. His mom texted me a few days later saying he won't put it down and keeps asking everyone if they know why the sky is blue or why the ocean is salty. It's such a proud moment watching his curiosity grow like this. Best gift I have given in a long time. [Verified 33]