| title | media type | ISBN-13 | year of publication |
|---|
| A-B-A-B-A- A Book of Pattern Play | Hardcover | 978-0-8225-7880-2 | 2010 |
| A Lime, a Mime, a Pool of Slime: More About Nouns | Paperback | 978-0-7613-5400-0 | 2010 |
| A Lime, a Mime, a Pool of Slime: More about Nouns | " | 978-1-58013-934-2 | 2008 |
| A Lime, a Mime, a Pool of Slime: More about Nouns | Library Binding | 978-1-57505-937-2 | 2006 |
| A Mink, A Fink, A Skating Rink | Paperback | 978-0-439-19269-9 | 2000 |
| A Mink, a Fink, a Skating Rink: What Is a Noun? | Library Binding | 978-1-57505-402-5 | 1999 |
| A Mink, a Fink, a Skating Rink: What Is a Noun? | Paperback | 978-1-57505-417-9 | 1999 |
| A Mink, a Fink, a Skating Rink: What is a Noun?: What Is a Noun? | " | 978-1-904194-64-4 | 2003 |
| But and For, Yet and Nor: What Is a Conjunction? | " | 978-0-7613-8503-5 | 2012 |
| But and For, Yet and Nor: What is a Conjunction? | Library Binding | 978-0-8225-9153-5 | 2010 |
| Dearly, Nearly, Insincerely: What Is an Adverb? | Paperback | 978-1-4178-2704-6 | 2005 |
| Dearly, Nearly, Insincerely: What Is an Adverb? | " | 978-1-57505-919-8 | 2005 |
| Dearly, Nearly, Insincerely: What Is an Adverb? | Library Binding | 978-0-87614-924-9 | 2003 |
| Hairy, Scary, Ordinary: What Is an Adjective? | Paperback | 978-1-57505-554-1 | 2001 |
| Hairy, Scary, Ordinary: What Is an Adjective? | Library Binding | 978-1-57505-401-8 | 2000 |
| Hairy, Scary, Ordinary: What is an Adjective?: What Is an Adjective? | Paperback | 978-1-904194-58-3 | 2003 |
| How Long or How Wide?: A Measuring Guide | " | 978-1-58013-844-4 | 2009 |
| How Long or How Wide?: A Measuring Guide | Library Binding | 978-0-8225-6694-6 | 2007 |
| How Much Can a Bare Bear Bear?: What Are Homonyms and Homophones? | Paperback | 978-0-8225-6710-3 | 2007 |
| How Much Can a Bare Bear Bear? What Are Homonyms and Homophones? | " | 978-1-4178-2795-4 | 2007 |
| How Much Can a Bare Bear Bear?: What Are Homonyms and Homophones? | Library Binding | 978-1-57505-824-5 | 2005 |
| I and You and Don't Forget Who: What is a Pronoun? | Paperback | 978-0-7613-7001-7 | 2011 |
| I and You and Don't Forget Who: What Is a Pronoun? | " | 978-0-8225-6469-0 | 2006 |
| I and You and Don't Forget Who: What Is a Pronoun? | Hardcover | 978-1-57505-596-1 | 2004 |
| I'm and Won't, They're and Don't: What's a Contraction? | Paperback | 978-0-7613-8504-2 | 2012 |
| I'm and Won't, They're and Don't: What's a Contraction? | Library Binding | 978-0-8225-9155-9 | 2010 |
| Lazily, Crazily, Just a Bit Nasally: More about Adverbs | Paperback | 978-1-58013-937-3 | 2010 |
| Lazily, Crazily, Just a Bit Nasally: More about Adverbs | Hardcover | 978-0-8225-7848-2 | 2008 |
| On the Scale, a Weighty Tale | Paperback | 978-1-58013-845-1 | 2010 |
| On the Scale, a Weighty Tale | " | 978-0-545-20924-3 | 2008 |
| On the Scale, a Weighty Tale | Library Binding | 978-0-8225-7851-2 | 2008 |
| Peanut Butter And Jellyfishes: A Very Silly Alphabet Book | " | 978-0-8225-6188-0 | 2006 |
| Pitch and Throw, Graps and Know: What Is a Synonym? | Paperback | 978-1-4178-2753-4 | 2007 |
| Pitch and Throw, Grasp and Know: What Is a Synonym? | " | 978-0-8225-6877-3 | 2007 |
| Pitch and Throw, Grasp and Know: What Is a Synonym? | Hardcover | 978-1-57505-796-5 | 2005 |
| Quirky, Jerky, Extra Perky: More About Adjectives | Paperback | 978-0-7613-5401-7 | 2010 |
| Quirky, Jerky, Extra Perky: More about Adjectives | " | 978-1-58013-936-6 | 2009 |
| Quirky, Jerky, Extra Perky: More about Adjectives | Library Binding | 978-0-8225-6709-7 | 2007 |
| Rainbow Soup: Adventures in Poetry | Hardcover | 978-1-57505-597-8 | 2004 |
| Rhyme & PUNishment: Adventures in Wordplay | " | 978-1-57505-849-8 | 2006 |
| Six Sheep Sip Thick Shakes: And Other Tricky Tongue Twisters | Library Binding | 978-1-58013-585-6 | 2011 |
| Skin Like Milk, Hair of Silk: What Are Similes and Metaphors? | Paperback | 978-0-7613-3945-8 | 2011 |
| Skin Like Milk, Hair of Silk: What Are Similes and Metaphors? | Library Binding | 978-0-8225-9151-1 | 2009 |
| Slide and Slurp, Scratch and Burp: More About Verbs | Paperback | 978-0-7613-5402-4 | 2010 |
| Slide and Slurp, Scratch and Burp: More about Verbs | " | 978-1-58013-935-9 | 2009 |
| Slide and Slurp, Scratch and Burp More About Verbs | " | 978-0-545-04755-5 | 2007 |
| Slide and Slurp, Scratch and Burp: More about Verbs | Library Binding | 978-0-8225-6207-8 | 2007 |
| Stop and Go, Yes and No: What Is an Antonym? | Paperback | 978-0-8225-9025-5 | 2008 |
| Stop and Go, Yes and No: What Is an Antonym? | Library Binding | 978-1-57505-860-3 | 2006 |
| Straight and Curvy, Meek and Nervy: More about Antonyms | Paperback | 978-1-58013-939-7 | 2011 |
| Straight and Curvy, Meek and Nervy: More about Antonyms | Library Binding | 978-0-8225-7878-9 | 2009 |
| Stroll and Walk, Babble and Talk: More about Synonyms | Paperback | 978-1-58013-938-0 | 2010 |
| Stroll and Walk, Babble and Talk: More about Synonyms | Library Binding | 978-0-8225-7850-5 | 2008 |
| The Action of Subtraction | Paperback | 978-1-58013-843-7 | 2008 |
| The Action of Subtraction | " | 978-0-545-03769-3 | 2006 |
| The Action of Subtraction | Library Binding | 978-0-7613-9461-7 | 2006 |
| The Laugh Stand: Adventures in Humor | Hardcover | 978-0-8225-7849-9 | 2007 |
| The Mission Addition | Paperback | 978-0-545-03770-9 | 2005 |
| The Mission of Addition | " | 978-0-8225-6695-3 | 2007 |
| The Mission of Addition | Library Binding | 978-1-57505-859-7 | 2005 |
| This Python Isn't a Snake: What Are Coding Languages and Syntax? | Paperback | 978-1-5415-4557-1 | 2019 |
| To Root, to Toot, Parachute: What is a Verb? | " | 978-0-439-32681-0 | 2001 |
| To Root, To Toot, To Parachute | " | 978-1-57505-418-6 | 2002 |
| To Root, to Toot, to Parachute: What Is a Verb? | Hardcover | 978-1-57505-403-2 | 2001 |
| To Root, to Toot, to Parachute: What is a Verb?: What Is a Verb? | " | 978-1-904194-61-3 | 2003 |
| To Root, to Toot, to Parachute: What is a Verb?: What Is a Verb? | Paperback | 978-1-904194-62-0 | 2003 |
| Under, Over, By the Clover: What Is a Preposition? | " | 978-1-57505-201-4 | 2003 |
| Under, Over, By the Clover: What Is a Preposition? | Library Binding | 978-1-57505-524-4 | 2002 |
| Under, Over, by the Clover: What is a Preposition?: What Is a Preposition? | Hardcover | 978-1-904194-59-0 | 2003 |
| Under, Over, by the Clover: What is a Preposition?: What Is a Preposition? | Paperback | 978-1-904194-60-6 | 2003 |
| You Oughta Know By Now | Hardcover | 978-0-7624-3792-4 | 2010 |