Earth (Our Universe Series), illustrated by John Wallace (Aladdin, 2021)

Mars (Our Universe Series), illustrated by John Wallace (Aladdin, 2021)

Moon (Our Universe Series), illustrated by John Wallace (Aladdin, 2021)

Sunshine (Candlewick Press, 2021)

The Appalachian Trail, illustrated by John Wallace (Aladdin, 2020)

The Stuff of Stars, illustrated by Ekua Holmes (Candlewick Press, 2018)

Winter Dance, illustrated by Richard Jones (Houghton Mifflin Harcourt, 2017)

Jump Little Wood Ducks, illustrated by Stan Tekiela (Adventure Publications, 2017)

Little Cat’s Luck, illustrated by Jennifer A Bell (Simon & Schuster, 2016)

Sun, illustrated by John Wallace (Aladdin, 2016)

Rainbow, illustrated by John Wallace (Aladdin, 2016)

Crinkle, Crackle, Crack, It’s Spring, illustrated by John Shelley (Holiday House, 2015)

Celebrating North Carolina, illustrated by C.B. Canga (Green Light Readers, 2014)

Celebrating Washington State, illustrated by C.B. Canga (Green Light Readers, 2014)

Celebrating Massachusetts, illustrated by C.B. Canga (Green Light Readers, 2014)

Celebrating Illinois, illustrated by C.B. Canga (Green Light Readers, 2014)

For the Love of Baby (Chronicle Books, 2013)

Celebrating Arizona, illustrated by C.B. Canga (Green Light Readers, 2013)

Celebrating Texas, illustrated by C.B. Canga (Green Light Readers, 2013)

Celebrating New York, illustrated by C.B. Canga (Green Light Readers, 2013)

Celebrating Florida, illustrated by C.B. Canga (Green Light Readers, 2013)

Celebrating California, illustrated by C.B. Canga (Green Light Readers, 2013)

Celebrating Virginia and Washington, D.C., illustrated by C.B. Canga (Green Light Readers, 2013)

Dinosaur Thunder, illustrated by Margaret Chodos-Irvine (Scholastic, 2012)

Halloween Forest, illustrated by John Shelley (Holiday House, 2012)

Little Dog, Lost, illustrated by Jennifer A Bell (Atheneum Books, 2012)

In Like a Lion, Out Like a Lamb, illustrated by Emily Arnold McCully (Holiday House, 2011)

Benjamin Franklin – My First Biography, illustrated by Anthony Lewis (Scholastic, 2011)

The Golden Ghost, illustrated by Peter Fergusen (Random House, 2011)

The Very Little Princess – Rose’s Story, illustrated by Elizabeth Sayles (Random House, 2011)

The Very Little Princess – Zoey’s Story, illustrated by Elizabeth Sayles (Random House, 2011)

Cutest Critter, illustrated by Stan Tekiela (Adventure Publications, 2010)

Christopher Columbus – My First Biography, illustrated by Liz Dubois (Scholastic, 2010)

Harriet Tubman – My First Biography, illustrated by Tammie Lyon (Scholastic, 2010)

Thank You for Me!, illustrated by Kristina Stephenson (Simon & Schuster, 2010)

Earthquake!, illustrated by John Wallace (Aladdin, 2009)

The Christmas Baby, illustrated by Richard Cowdry (Simon & Schuster, 2009)

Martin Luther King, Jr. – My First Biography, illustrated by Jamie Smith (Scholastic, 2009)

The Longest Night, illustrated by Ted Lewin (Holiday House, 2009)

One Brown Bunny, illustrated by Ivan Bates (Orchard Books, 2009)

How Do I Love You?, illustrated by Caroline Jayne Church (Cartwheel Books, 2009)

The Red Ghost, illustrated by Peter Fergusen (Random House, 2008)

The Green Ghost, illustrated by Peter Fergusen (Random House, 2008)

Some Babies Are Wild, illustrated by Stan Tekiela (Adventure Publications, 2008)

Yellowstone, illustrated by John Wallace (Aladdin, 2008)

Volcano!, illustrated by John Wallace (Aladdin, 2008)

Flood!, illustrated by John Wallace (Aladdin, 2008)

The Statue of Liberty, illustrated by John Wallace (Aladdin, 2007)

Mount Rushmore, illustrated by John Wallace(Aladdin, 2007)

The Mighty Mississippi, illustrated by John Wallace (Aladdin, 2007)

The Secret of the Painted House, illustrated by Leonid Gore (Random House, 2007)

Killing Miss Kitty and Other Sins (Clarion Press, 2007)

Baby Bear Discovers the World, illustrated by Stan Tekiela (Adventure Publications, 2007)

A Mama for Owen, illustrated by John Butler (Simon & Schuster, 2007)

Niagara Falls, illustrated by John Wallace (Aladdin, 2006)

The Rocky Mountains, illustrated by John Wallace (Aladdin, 2006)

The Grand Canyon, illustrated by John Wallace (Aladdin, 2006)

Christmas Lights, illustrated by Susan Mitchell (Simon & Schuster, 2006)

I’m Not Afraid of Halloween!, illustrated by Rusty Fletcher (Simon & Schuster, 2006)

A Bear Named Trouble (Clarion Press, 2005)

The Blue Ghost, illustrated by Carol Heyer (Random House, 2005)

Easter is Coming, illustrated by Jayoung Cho (Simon & Schuster, 2005)

A Recipe for Valentine’s Day, illustrated by Jennifer Herbert (Simon & Schuster, 2005)

Waiting for Christmas, illustrated by Jayoung Cho (Simon & Schuster, 2005)

If Frogs Made Weather, illustrated by Dorothy Donohue (Holiday House, 2005)

The Very Best Daddy of All, illustrated by Leslie Wu (Simon & Schuster, 2004)

Clouds, illustrated by John Wallace (Aladdin, 2004)

Rain, illustrated by John Wallace (Aladdin, 2004)

Land of the Buffalo Bones: the Diary of Mary Ann Elizabeth Rodgers, an English Girl in Minnesota, New Yeovil, Minnesota 1873 (Dear America Series) (Scholastic, 2003)

Snow, illustrated by John Wallace (Aladdin, 2003)

Wind, illustrated by John Wallace (Aladdin, 2003)

Why Do Kittens Purr?, illustrated by Henry Cole (Simon & Schuster, 2003)

Toes, Ears & Nose!, illustrated by Karen Katz (Simon & Schuster, 2003)

Runt (Clarion Press, 2002)

The Kissing Monster, illustrated by Kathy Couri (Simon & Schuster, 2002)

Uh-Oh!, illustrated by Valeria Petrone (Simon & Schuster, 2002)

Frog’s Best Friend, illustrated by Diane Dawson Hearn (Holiday House, 2002)

Love Song for a Baby, illustrated by Dan Andreasen (Simon & Schuster, 2002)

My Mother is Mine, illustrated by Peter Elwell (Simon & Schuster, 2001)

If you Had a Nose Like an Elephant’s Trunk, illustrated by Susan Winter (Holiday House, 2001)

The Double Digit Club (Holiday House, 2000)

Grandmother’s Song, illustrated by Pamela Rossi (Simon & Schuster, 2000)

Jason’s Bears, illustrated by Kevin Hawkes (Hyperion Chapters, 2000)

An Early Winter, illustrated by Susan Winter (Houghton Mifflin Harcourt, 1999)

Sleep, Little One, Sleep, illustrated by JoEllen McAllister Stammen (Simon & Schuster, 1999)

Christmas in the Forest, illustrated by Diane Dawson Hearn (Holiday House, 1998)

Bear’s Hiccups, illustrated by Diane Dawson Hearn (Holiday House, 1998)

If You Were Born a Kitten, illustrated by JoEllen McAllister Stammen (Simon & Schuster, 1997)

Alison’s Wings, illustrated by Roger Roth (Hyperion Chapters, 1997)

Alison’s Puppy, illustrated by Laurie Spencer (Hyperion Chapters, 1997)

Alison’s Fierce and Ugly Halloween, illustrated by Laurie Spencer (Hyperion Chapters, 1997)

Turtle Dream’s, illustrated by Diane Dawson Hearn (Holiday House, 1997)

A Writer’s Story: from Life to Fiction (Clarion Press, 1995)

When I Go Camping with Grandma, illustrated by Alan Garns (Bridgewater Books, 1995)

Am I Blue?: Coming Out from the Silence, editor (Harper Collins, 1994)

A Question of Trust (Scholastic, 1994)

A Taste of Smoke (Clarion Press, 1993)

What’s Your Story?: a Young Person’s Guide to Writing Fiction (Clarion Press, 1992)

Ghost Eye, illustrated by Tricia Schart Hyman (Scholastic, 1992)

Face to Face (Clarion Press, 1991)

A Dream of Queens and Castles (Yearling, 1990)

Touch the Moon (Clarion Press, 1987)

On My Honor (Clarion Press, 1986)

Like Mother, Like Daughter (Houghton Mifflin Harcourt, 1985)

Rain of Fire (Houghton Mifflin Harcourt, 1983)

Tangled Butterfly (Clarion Books, 1980)

Foster Child (Dell, 1977)

Shelter from the Wind (Clarion Press, 1976)