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What a Square
Young scholars examine the painting "Old Man With A Gold Chain" by Rembrandt. They identify geometric shapes in the painting, measure these shapes and compare the relationships of these measurements.
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Solve by Completing the Square
What do geometric squares have to do with quadratic equations? A lesson on solving quadratic equations by completing the square teaches middle and high schoolers how to use algebra tiles to create squares. They then use what they learned...
8th - 10th Math CCSS: Designed
New Review Existence and Uniqueness of Square Roots and Cube Roots
Teach cube roots by building on an understanding of square roots. The third installment of a 25-part series asks learners to solve simple quadratic and cubic equations using roots. Scholars compare square roots and cube roots throughout...
8th Math CCSS: Designed
Visualizing Plane Figures and Square Units
Introduce learners to area and square units. They look at a bird's-eye view map of a school and answer questions about different buildings' areas. They draw squares and rectangles on a piece of graph paper and find the area of the...
3rd - 4th Math CCSS: Adaptable
Punnett Squares with Piebald Deer
Explore the science behind Earth's amazing diversity of life with this lesson on genetics. Looking at specific traits in piebald deer, carnations, and roan cattle, young scientists use Punnett squares to determine the possible genotypes...
5th - 10th Math CCSS: Adaptable
Solving the Unknown with Algebra: Lesson 3: Functions and Formulas/Square Roots
This lesson has a number of fun worksheets for a pre-algebra or beginning algebra class. The main emphasis of this lesson is functions, formulas, and looking at square roots. It is the third lesson in a series on solving for unknowns,...
6th - 9th Math CCSS: Adaptable
Measurement: Finding Areas of Rectangles
Gardening geometers construct the formula for the area of a rectangle by viewing a video revolving around two young people, their lawn mowing business, and their need to charge by the square meter. A relevant real-life application lesson!
3rd - 5th Math CCSS: Adaptable