Books in Order: Exploring Mo Willems's Novels

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Mo Willems, born February 11, 1968, is an American author, animator, and voice actor who worked on Sesame Street and created Sheep in the Big City before turning to children's books. His Elephant & Piggie early readers, about the friendship between Gerald the elephant and Piggie the pig, won two Theodor Seuss Geisel Medals, and his Pigeon picture books began with Don't Let the Pigeon Drive the Bus! in 2003.

In total this order covers 28 books across two series: Elephant & Piggie (2007–2016), Knuffle Bunny (2004–2010). Elephant & Piggie can be read in any order, but the list follows original publication; the series won two Theodor Seuss Geisel Medals.

Publication Order of Elephant & Piggie Books

Start with Book 1: Today I Will Fly!

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Start here Today I Will Fly!	(2007)	📚 Find Today I Will Fly! on Amazon →
My Friend is Sad	(2007)	📚 Find My Friend is Sad on Amazon →
I Am Invited to a Party!	(2007)	📚 Find I Am Invited to a Party! on Amazon →
There Is a Bird on Your Head!	(2007)	📚 Find There Is a Bird on Your Head! on Amazon →
I Love My New Toy!	(2008)	📚 Find I Love My New Toy! on Amazon →
I Will Surprise My Friend!	(2008)	📚 Find I Will Surprise My Friend! on Amazon →
Are You Ready To Play Outside?	(2008)	📚 Find Are You Ready To Play Outside? on Amazon →
Watch Me Throw The Ball!	(2009)	📚 Find Watch Me Throw The Ball! on Amazon →
Elephants Cannot Dance!	(2009)	📚 Find Elephants Cannot Dance! on Amazon →
Pigs Make Me Sneeze!	(2009)	📚 Find Pigs Make Me Sneeze! on Amazon →
I Am Going!	(2010)	📚 Find I Am Going! on Amazon →
Can I Play Too?	(2010)	📚 Find Can I Play Too? on Amazon →
We Are In A Book!	(2010)	📚 Find We Are In A Book! on Amazon →
I Broke My Trunk!	(2011)	📚 Find I Broke My Trunk! on Amazon →
Should I Share My Ice Cream?	(2011)	📚 Find Should I Share My Ice Cream? on Amazon →
Happy Pig Day!	(2011)	📚 Find Happy Pig Day! on Amazon →
Listen To My Trumpet!	(2012)	📚 Find Listen To My Trumpet! on Amazon →
Let's Go for a Drive!	(2012)	📚 Find Let's Go for a Drive! on Amazon →
A Big Guy Took My Ball!	(2013)	📚 Find A Big Guy Took My Ball! on Amazon →
I'm a Frog!	(2013)	📚 Find I'm a Frog! on Amazon →
My New Friend Is So Fun!	(2014)	📚 Find My New Friend Is So Fun! on Amazon →
Waiting Is Not Easy!	(2014)	📚 Find Waiting Is Not Easy! on Amazon →
I Will Take a Nap!	(2015)	📚 Find I Will Take a Nap! on Amazon →
I Really Like Slop!	(2015)	📚 Find I Really Like Slop! on Amazon →
The Thank You Book	(2016)	📚 Find The Thank You Book on Amazon →

Publication Order of Knuffle Bunny Books

Knuffle Bunny: A Cautionary Tale	(2004)	📚 Find Knuffle Bunny: A Cautionary Tale on Amazon →
Knuffle Bunny Too: A Case of Mistaken Identity	(2007)	📚 Find Knuffle Bunny Too: A Case of Mistaken Identity on Amazon →
Knuffle Bunny Free: An Unexpected Diversion	(2010)	📚 Find Knuffle Bunny Free: An Unexpected Diversion on Amazon →