The tabby cat set

Six books about one animal. Each fold goes deeper than the one before, and every fact in all six comes from the same fact bank.

Watch a page grow up

One researched subject, six reading depths. Each step retains the scope of its sources. Drag the slider to read all six versions, word for word from the books, then try another fact.

Fold 1, ages 4 to 6FOLD1AGES 4–6

Fold 1 First Reader

Tab the Cat

A tabby has an M up top!

Ages
4–6
Words
7
Words per sentence
7
A paper tabby cat looking up, with the M marking on its forehead.

The fact behind it: Tabby cats have dark forehead markings shaped like the letter M. 3 published sources

Fold 1, ages 4 to 6FOLD1AGES 4–6Fold 1 · First Reader · Tide pool

Tab the Cat

Ages
4–6
Trim
6 × 9 in
Pages
24
Words
107

Tab is a tabby cat with an M on its head, like a name tag it never takes off. Meet stripes and leg bands, tabby cats with swirls, a big cat with spots and blots, and a striped kit that grows up. Then sit, and see if Tab comes to you. A first book to read alone, with four pictured Story Words: tabby, M, stripes and swirls.

Fold 2, ages 6 to 8FOLD2AGES 6–8Fold 2 · Read Together · Sunlit shallows

Hello, Tabby!

Ages
6–8
Trim
8.5 × 8.5 in
Pages
32
Words
249

Why does a tabby cat wear a letter M? How does it get its stripes? Read along with Mila and Omar to meet a striped coat with bracelets and necklaces, one gene that turns stripes into swirls, the rare king cheetah and a kitten striped before its fur grows. Then learn the gentlest way to say hello. Notes at the back explain the fact behind each picture.

Fold 3, ages 8 to 10FOLD3AGES 8–10Fold 3 · Early Reader · Coral reef

Tabby CatsStripes, Swirls and a Letter M

Ages
8–10
Trim
6 × 9 in
Pages
32
Words
530

How does a tabby cat get its stripes? Find the M on its face, a striped top with a necklace, swirls like a bullseye, a rare king cheetah with the same gene, and a kitten whose stripes are set before it has fluff. Short sentences, big pictures and five pictured words help children who are ready to read on their own. Includes a quick quiz with answers.

Fold 4, ages 10 to 12FOLD4AGES 10–12Fold 4 · Explorer · Kelp forest

Tabby CatsThe Secret of the Stripes

Ages
10–12
Trim
8 × 10 in
Pages
40
Words
2,103

Why does every tabby cat wear a letter M on its forehead? How can one gene turn thin stripes into big swirls, and what does a rare king cheetah have to do with it? Five chapters explore striped outfits, wild ancestors, a stripe map drawn before birth and how to make friends with a cat, with Wow! boxes, questions from Mila and Omar, a quiz and a glossary.

Fold 5, ages 12 and upFOLD5AGES 12+Fold 5 · Field Guide · Open ocean

Tabby CatsA Field Guide to Coat Patterns

Ages
12+
Trim
8 × 10 in
Pages
48
Words
4,671

A field guide to the tabby, the striped cat curled up in homes all over the world. Learn to tell mackerel, classic, spotted, ticked and patched tabbies apart, starting with the dark M on every tabby's forehead. Find out how one gene turns stripes into swirls and gives the rare king cheetah its coat, how a stripe map is drawn in the skin before birth, and how to say hello to a cat on its own terms.

Fold 6, ages 12 and upFOLD6AGES 12+Fold 6 · Deep Dive · The deep

Tabby Cats, UnfoldedThe Science of a Striped Coat

Ages
12+
Trim
6 × 9 in
Pages
64
Words
7,345

A letter M on the forehead, a striped sweater with bracelets, swirls with a bullseye on each side. Follow the everyday tabby into the evidence: the wildcat that wore the first stripes, the gene that turns stripes into swirls and gives the rare king cheetah its coat, the medieval rise of the classic tabby, and a stripe map drawn in the skin before birth. Then meet the cat inside the coat, and learn why the best way to say hello is to let it choose.

First edition, 2026. Printed on demand as premium-color paperbacks; ISBNs are assigned when the books are listed. See every fact they use

From the tabby cat episode of our video series.