Our Books

Our Books

A Comprehensive Mathematics Dictionary for Grades K-8 by MW Penn
A Comprehensive Mathematics Dictionary for Grades K-8
including terms used in the CCSS
By M.W. Penn and Monica Merritt
Illustrated by Daphne Firos
978-1-939431-08-0, paperback, 288 pages
MathWord Press 2014

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Take the mystery of elementary grade mathematics with this authoritative and reliable guide to the words we use to express math concepts. Conceived and compiled as an ideal reference source for students, teachers, parents and anyone interested in early mathematics education, math terms are defined in a clear, natural way, with language you use every day. Hundreds of illustrations and examples aid explanations, and topics of general interest, such as entries on major mathematicians, are also included.


Tangram ABC back coverA Tangram ABC by Chelsea McKayA Tangram ABC
Shaping the Alphabet from an Ancient Chinese Puzzle

Chelsea McKay
Illustrated by Daphne Firos
Includes an activity by Adam Goldberg, Ed.D.
978-1939431042, paperback, 60 pages, $13.25
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In this children’s ABC book, the letters of the alphabet and each corresponding image are formed from the pieces of an ancient Chinese puzzle or tangram. By arranging the seven geometric shapes of the tangram into letters and art, the author and illustrator have created an interdisciplinary delight for both the young and their mentors.


That's Not a Beagle by M.W. PennThat’s Not a Beagle
a story of attributes

M.W. Penn
Illustrated by Daphne Firos
978-1939431011, paperback, 40 pages, $11.95
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What makes a beagle a beagle? Begin to teach attributes, data collection and data distribution with this whimsical story of a lost beagle and an alien determined to find a little boy’s pet. The book has a glossary and activities by Adam Goldberg, Ed. D., and addresses the mathematics Common Core State Standards for measurable attributes and collecting/representing data in grades K through 3.


The Pèlerin of the OrbThe Pèlerin of the Orb
A Medieval Tale of Malice, Mysticism and Mathematics

M.W. Penn
978-0-9840425-4-8 paperback, 228 pages, $11.95
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In medieval England, feudal lords and high ranking ecclesiastics clash in the pursuit of a mystic orb, imperiling the lives of a young nobleman and a brilliant peasant girl.


Children's Literature in the K-3 Mathematics ClassroomChildren’s Literature in the K-3 Mathematics Classroom
50 Activities Based on the Common Core State Standards for Mathematics

By Adam Goldberg, Ed.D., Maria Diamantis and M.W. Penn
978-0-9840425-2-4 paperback, 36 pages, $24.95
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The activities in this resource address every Common Core State Standard for mathematics from Kindergarten through grade three and employ the practice standards. These activities are based on stories and characters from well-known children’s books, integrating good children’s literature into mathematics lessons to engage students and motivate learning.

The simple explanations, easy-to-follow directions, complete worksheets and templates in this guide will minimize preparation time, allowing you more time with students. Though other classroom tools are sometimes suggested, pencil and paper, a ruler and a pair of scissors, string and glue are all you need for these activities.


Empress Adelaide Dances at 8Empress Adelaide Dances at 8
a time-telling tale

By M.W. Penn
Photographs by Stephanie Anestis
Includes an activity by Adam Goldberg, Ed.D.
978-0-9840425-1-7, paperback
MathWord Press 2013
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Follow young Adelaide through 24 hours of a day as she goes to school, plays with friends, dines at 6 and dances at 8. The book teaches the Common Core State Standard for Measurement and Data, 1.MD.3, and includes a time-telling activity by professor Adam Goldberg.


Square Bear meets Round HoundSquare Bear Meets Round Hound
A fairytale of shapes

By M.W. Penn
Illustrated by Daphne Firos
Includes an activity by Adam Goldberg, Ed.D.
978-0-9840425-8-6, paperback, 36 pages, $9.95
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In this delightful fairytale of shapes in a plane, Square Bear meets a clever dog made entirely of circles and is at first afraid of her. A sequel to the popular Square Bear.


Square BearSquare Bear
A fairytale of polygons

By M.W. Penn
Illustrated by Daphne Firos
Includes an activity by Adam Goldberg, Ed.D.
978-0-9840425-3-1, paperback, 36 pages, $9.95
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See Connections and Common Core State Standards
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Join Square Bear, Triangle Prince, Rectangle Horse and the beautiful Polygon Princess in a charming fairytale of shapes suddenly disrupted by the non-polygon Disk Dragon. Children are engrossed in the story while parents and educators appreciate an effective geometry lesson.


2 Lines2 lines
A story of a straight line and curves

By M.W. Penn
Illustrated by Daphne Firos
Includes an activity by Adam Goldberg, Ed.D.
978-0-9840425-0-0, paperback, 32 pages, $9.95Connecticut Press Club
First Place winner of the 2012 CT Press Club Communications Award for best children’s nonfiction
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See Connections and Common Core State Standards
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Concise, whimsical text and simple, vibrant illustrations introduce young children to elementary concepts of geometry and demonstrate how we can intermix an understanding of fundamental math with everyday surroundings and art.


Flibberty Digits & Flummery DaubsFlibberty Digits and Flummery Daubs
magical, madcap math

By M.W. Penn
Illustrated by Daphne Firos
Includes a glossary and activities
978-0984042562, paperback, 32 pages, $9.95
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Poems about the digits of base ten and plane geometry!
Add all the cars that drive to Mars
And every purple monkey
To elephants that borrow pants
Each time they lose their trunk key.
(You need zero.)


Praise for M.W. Penn’s math books:
“Penn’s creative use of rhyme and numbers is a model of how to help the young child begin the demanding tasks of mastering literacy and numeracy.” – Dr. Edward Zigler, of the Zigler Institute for Child Development at Yale University and the ‘father’ of the Head Start program

“The integration of poetry and mathematics is awesome, captivating, and invites children to explore problem solving and number sense!” – Dr. Maria Diamantis, President of National Council of Teachers of Mathematics New England

“Penn is a Pied Piper; no child is able to resist the music of her numbers.” – Duncan Robinson, CBE, Master of Magdalene College, Cambridge University


About the Author and Illustrator
M.W. Penn is an award-winning author of 13 children’s books focused on mathmetics. Her poetry appears in Highlights for Children Magazine and several anthologies. She presents sessions in interdisciplinary literature at NCTM and NCTE conferences across the country. Visit her website at www.mwpenn.com.

Daphne Firos is an award-winning designer, with a Masters in Design and Art Direction. Her broad range of work spans environmental graphics, branding, print design and illustration, and she is currently based in Amsterdam. You can see more of her work at www.studiofiros.com.


Coming Soon:
Didi the Doubling Dodo by Adam Goldberg, Ed. D