Our promise

Every 'why' deserves a real answer.

Whys Books publishes Building the Ultimate Brain: 100,000 Whys, a five-volume illustrated science series for ages 6–12. We believe a child's question deserves a true answer in words they can understand, with a picture that helps it stick. No dumbing down, no jargon, no quiz at the end.

The 30-day money-back guarantee

If your child doesn't love their Whys Books within 30 days of delivery, email us and we refund you in full. No forms to fight, no restocking fee, and bent corners or pencil marks are fine. Full details are in our refund policy.

How the books are made

Softcover, full-colour illustrations on every page, printed in small batches so we can keep quality high. Because runs are small, a volume can occasionally sell out for a few weeks; the product page will say so.

Shipping

Every order is tracked. Free shipping applies on two books or more, to every country we ship to. Delivery estimates and duties information are in our shipping policy.

Talk to us

The person answering your email is the person who runs the shop. Write to hello@drbrainbloom.com and we reply within one business day.