Resources for Teachers

Resources for Teachers


Square BearSquare Bear
A fairytale of polygons

Lesson Plan With Connections and Common Core State Standards for
Kindergarten and First Grade

The two major divisions of shapes in a plane – polygons and closed curves – are present in Square Bear and the distinction between the two is made in the story. CCSS covered in these activities are: K.G.2., K.G.3., K.G.4., K.G.5., K.G.6., 1.G.1., 1.G.2. and 1.G.3.

Download the pdf of the lesson plan.


2 Lines2 Lines
A story of a straight line and curves

Connections and Common Core State Standards for First Grade
Compose two-dimensional shapes (rectangles, squares, trapezoids, triangles, half-circles, and quarter-circles) to create a composite shape, and compose new shapes from the composite shape.
Download the pdf to read more.

Teacher’s Notes
What is a line?
Macmillan’s Dictionary for Children gives no less than 15 definitions, beginning with a long thin mark or stroke and ending with ‘to cover the inside of a garment’, i.e. to line your jacket. Many math dictionaries, such as Barron’s Dictionary of Mathematics Terms, define a line as a straight set of points that extend to infinity in two directions.
Download the pdf to read more.


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
Download high resolution cover
Order from Amazon
Order from Barnes & Noble
For wholesale purchases, contact your usual distributor.

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.


Download bookmarks:

Empress Adelaide Dances at 8
Square Bear Meets Round Hound
Flibberty Digits & Children’s Literature

Empress Adelaide bookmarkSquare Bear Meets Round Hound bookmarkFlibberty Digits and Classroom Literature bookmark