Jessica Warrick
Planet of the Eggs (Book 9)
Lisa Harkrader; illustrated by Jessica Warrick
Parks and Wrecks (Book 10)
Lori Haskins Houran; illustrated by Jessica Warrick
Librarians of the Galaxy (Book 11)
Lisa Harkrader; illustrated by Jessica Warrick
One Small Step for Spork (Book 12)
Lori Haskins Houran; illustrated by Jessica Warrick
No Place Like Space (Book 5)
Lisa Harkrader; illustrated by Jessica Warrick
Alien in the Outfield (Book 6)
Lori Haskins Houran; illustrated by Jessica Warrick
May the Votes Be With You (Book 7)
Lisa Harkrader; illustrated by Jessica Warrick
Money Doesn't Grow on Mars (Book 8)
Lori Haskins Houran; illustrated by Jessica Warrick
Spork Out of Orbit (Book 1)
Nan Walker; illustrated by Jessica Warrick
Greetings, Sharkling! (Book 2)
Lori Haskins Houran; illustrated by Jessica Warrick
Take Me to Your Weeder (Book 3)
Kimberly Morris; illustrated by Jessica Warrick