National Security Agency
Awesome Area - Geometry and Measurement
Break out those math manipulatives, it's time to teach about area! Capturing the engagement of young mathematicians, this three-lesson series supports children with learning how to measure the area of squares, rectangles, and other...
Houghton Mifflin Harcourt
Unit 7 Math Vocabulary Cards (Grade 2)
Reinforce math vocabulary instruction with a set of flash cards. Fifty-six cards offer either a bold-face word or a picture representation equipped with descriptive labels. Terms include centimeters, gallons, square units, and more!
K-5 Math Teaching Resources
Graph Paper
You'll never have to buy graph paper again with this printable resource, which can be used for anything from creating graphs, plotting points in the coordinate plane, or measuring the area and perimeter of polygons. A helpful resource...