Hunt for shapes and make familiar objects by putting together several different shapes. Warm up with a Mystery Math Mistake to tell whether Dotson's 10-frames represent a number more than his ...

Work on making 10 and build new shapes from smaller shapes. Join Mrs. Markavich for a number talk with D.C. as we work on decomposing and composing to make 10. We'll build a new shape from smaller ...

Until recently, gerrymandered districts tended to stick out, identifiable by their contorted tendrils. This is no longer the case. “With modern technology, you can gerrymander pretty effectively ...

Use the gray gridlines to graph your parabola, or draw your own horizontal and vertical lines inside the square. The line tool is located on the "Insert Shapes" panel in the far left of the ...

Want to help your second-grader master the basics of 2nd grade math? Here are some of the skills your child will be learning in the classroom. Count forward within 1000. Count by 5s. Count and add ...

Scientists have trained a computer algorithm to complete a nearly century-old math problem in a mere half hour. Keller’s conjecture, a tessellation problem about the way certain shapes tile in ...