I show how we can measure the "size" of rectangles and squares: we check how many "little squares" fit inside them. Can you, for example, draw a rectangle with 15 little square inside? How about 16? Can you do that in several different ways?
This is of course preparing students for the important concept of AREA, which they will officially learn in 3rd grade.
Beyond that, we "play" with two different geometric PATTERNS that consist of rectangles and squares.
If you cannot see the video above, click here for an alternative video player.
Basic shapes— video lesson
Math Mammoth Early Geometry — a self-teaching worktext with explanations & exercises for beginning geometry topics (grades 1-3)
Back to the geometry videos index
Math Mammoth TourConfused about the different options? Take a virtual email tour around Math Mammoth! You'll receive: An initial email to download your GIFT of over 400 free worksheets and sample pages from my books. Six other "TOURSTOP" emails that explain the important things and commonly asked questions concerning Math Mammoth curriculum. (Find out the differences between all these different-colored series!)This way, you'll have time to digest the information over one or two weeks, plus an opportunity to ask me personally about the curriculum. A monthly collection of math teaching tips & Math Mammoth updates (unsubscribe any time) We respect your email privacy.
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"Mini" Math Teaching CourseThis is a little "virtual" 2-week course, where you will receive emails on important topics on teaching math, including:
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