Book Series · 5 Books

McKellar Math Books

In order from Goodnight, Numbers to Double Puppy Trouble.

The McKellar Math series is a set of 5 board books by Danica McKellar, published between 2017 and 2022. Written for ages 0–9, most books run about 40 pages.

Goodnight, Numbers
Ten Magic Butterflies
Bathtime Mathtime
Do Not Open This Math Book
Double Puppy Trouble
Goodnight, Numbers
Ten Magic Butterflies
Where the story begins

First Book in the Series

Goodnight, Numbers
Sale price
$858
Book #1 · Board Book · Ages 2–5 · 2017

Goodnight, Numbers

Count to sleep with a bedtime book that makes numbers fun and familiar.

30 pages
$8.99Save 5%
Board Book
Summary: Introduce your child to the magic of numbers with a bedtime story that blends counting with cozy rituals. As little ones say goodnight to everyday objects, they discover the joy of numbers in their world. From tricycle wheels to cat legs, each page offers a gentle nudge towards math success while lulling them to sleep. This charming tale transforms bedtime into a learning adventure, making numbers as comforting as a bedtime hug. Will your child drift into dreams with newfound number friends?
The complete set

McKellar Math Series

5 books · Published 2017–2022

Sale price
$858

Goodnight, Numbers

Board Book · Ages 2–5 · 2017

Count to sleep with a bedtime book that makes numbers fun and familiar.

Sale price
$858

Ten Magic Butterflies

Board Book · Ages 0–3 · 2018

Discover math magic as flowers transform into butterflies, revealing secrets of numbers.

Sale price
$958

Bathtime Mathtime

Board Book · Ages 2–5 · 2018

Transform bathtime into a fun math adventure with counting games.

Sale price
$1797

Do Not Open This Math Book

Chapter Book · Ages 6–9 · 2018

Transform math fear into fun with engaging lessons on addition and subtraction.

Sale price
$1697

Double Puppy Trouble

Picture Book · Ages 4–8 · 2022

A magic stick doubles everything, but can Moxie handle the chaos it creates?

Good to know

Common Questions

How many books are in the McKellar Math series?

There are 5 books in the McKellar Math series. It began with Goodnight, Numbers in 2017, and the newest book, Double Puppy Trouble, was published in 2022.

What ages are the McKellar Math books best for?

The series is best for ages 0–9, based on the age ranges of the individual books.

The people

The Creatives Behind the Books

The people who bring McKellar Math to life.

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