A Fishy Mystery

Math Matters (Series)

Lisa Harkrader Author
Cary Pillo Illustrator
(2017)

Ruby Makes It Even!

Math Matters (Series)

Lisa Harkrader Author
Amy Wummer Illustrator
(2015)

A Fishy Mystery

Math Matters (Series)

Lisa Harkrader Author
Cary Pillo Illustrator
(2021)

Ruby Makes It Even!

Math Matters (Series)

Lisa Harkrader Author
M.H. Pilz Illustrator
(2021)