My Ice Cream? (2011) Happy Pig Day! (2011) Listen to My Trumpet! (2012) Let's Go for a Drive! (2012) — Theodor Seuss Geisel Honor (2013) A Big Guy Took My Ball! (2013) — Theodor Seuss Geisel Honor (2014) I'm a Frog! (2013) My New Friend Is So Fun! (2014) Waiting Is Not Easy! (2014) — Theodor Seuss Geisel Honor (2015) I Will Take a Nap! (2015) I Really Like Slop! (2015) The Thank You Book (2016) Elephant and Piggie Presents series (written by other authors) We Are Growing! (2016) The Cookie Fiasco (2016) The Good for Nothing Button (2017) It's Shoe Time! (2017) The Itchy Book! (2018) Harold & Hog Pretend for Real! (2019) What About Worms?! (2020) I'm On It! (2021) It's A Sign! (2022) Naked Mole Rat Gets Dressed (2009) Big Frog Can't Fit In: A Pop-Out Book (2009) Goldilocks and the Three Dinosaurs (2012) — Irma Black Honor (2013) That is NOT a Good Idea! (2013) — Irma Black Medal (2014) Don't Pigeonhole Me! (2013) Hooray for Amanda and Her Alligator! (2011) Cat the Cat series Cat the Cat, Who Is That? (2010) Let's Say Hi to Friends Who Fly (2010) What's Your Sound, Hound the Hound? (2010) Time to Sleep, Sheep the Sheep! (2010) City Dog, Country Frog (2010) — Charlotte Zolotow Honor The Story of Diva and Flea (2015), illustrated by Tony DiTerlizzi Nanette's Baguette (2016) Sam, the Most Scaredy-Cat Kid in the Whole World (2017) Welcome (2017) A Busy Creature's Day Eating (2018) Unlimited Squirrels series I Lost My Tooth! (2018) Who is the Mystery Reader? (2019) I Want to Sleep Under the Stars! (2020) The EVERYTHING Book! (2022) Because (2019), illustrated by Amber Ren As animator The Man Who Yelled (1990) Ira Sleeps Over (1991) (animator) A Child's Garden of Verses (1992) (layout) Iddy Biddy Beat Boy (1993) (director) Cartoon Network "Closedown" (design) (1993) Beavis and Butt-Head (layout and design) (1993-1994) Sesame Street (various shorts, including Suzie Kabloozie and I'm an Octopus) (1993–1999) Another Bad Day for Philip Jenkins (1994) Going, Going, Almost Gone! Animals in Danger (1995) (animator) Crazy Owen (promo for Cartoon Network) (1995) Nickelodeon "Rhino ID" (design) (1996) The Off-Beats (1996–1998) Short Films by Short People (show open) (1997) An Off-Beats Valentine's (1999) Life (1999; 6-minute short) Sheep in the Big City (2000–2002) Codename: Kids Next Door (2002-2008) My Fair Lady (2003) LazyTown (2004) (writer) Codename: Kids Next Door: Operation: