Students solve problems using sine and cosine. In this precalculus instructional activity, students apply the properties of sine and cosine to solve non-right triangle problems. They use Heron's Law to find the area of a shape.

Third graders explore mathematics by solving problems in groups. In this math functions lesson, 3rd graders demonstrate their understanding of addition and subtraction by completing two digit math problems. Students define a list of math...

Twelfth graders explore the basic principles of the US free enterprise system. They examine the basic principles of the US free enterprise system including profit motive, voluntary exchange, private property rights, and competition.

First graders practice manipulating shapes into different locations. They see that even though shapes may look different when they are moved into different locations, the shape remains the same with the same properties. They make...

Sixth graders explore how to apply the commutative property and the rules of divisibility. They examine the difference between prime and composite numbers.

Students solve and graph inequalities involving absolute value. They discuss and identify the basic properties of inequalities, and solve basic examples.

Students compute the slope of a line that passes through two points and explain how the slope formula is derived. They determine properties associated with positive, negative, undefined, and no slope.

Students compute the slope of a line based on the coordinates of two points on the line. In addition, they examine the relationship between the numerical value of slope and its properties on a graph.

High schoolers examine tesselllations and their geometric properties. They have a better knowledge of polygons, can identify types of symmetry in tessellations. Also students use visulization, spatial reasoning, and geometric modeling...

Students describe, identify and compare two-dimensional figures. They also name and demonstrate the relative position of objects using directional words. They sort and compare two-dimensional figures and three-dimensional objects...

Students use concrete models (algebra blocks) to demonstrate their processes for solving quadratic equations. They apply the commutative, associative, and distributive properties to simplify algebraic expressions and to solve quadratic...

Young scholars discuss the properties of popcorn. They explore the connection between corn, popcorn and Thanksgiving. As a class, students sing a popcorn song and create a popcorn craft. They practice writing the word popcorn. As a...

Students, through investigation facilitated by dynamic geometry software, determine geometric properties and relationships involving two-dimensional shapes, and apply the results to solving problems.

Fourth graders are asked to name different shapes.Four to five students to share their answers with the class. The teacher leads the discussion in geometry about the properties associated with shapes.

Students solve systems of equations with radical expressions. After reading real life situation, they translate the problem into algebraic expressions. As a class, students solve quadratic equations and inequalities by graphing and...

Learners investigate properties of regular polygons. For this geometry lesson, your class will use a graphing calculator and parametric equations to construct regular polygons and investigate the relationship between the measure of...

Students explore number properties. They using multilink blocks to explore doubling of the numbers and explore the patterns to investigate 2 to the power of n and how it is written. In addition, they usse the 100s board, number line and...

Learners investigate elements by by defining scientific terms.  In this Periodic Table of Elements lesson, students utilize a glass of water, and powdered fruit drink to perform a lab activity demonstrating properties of certain...

Students analyze, discuss and memorize the properties of logs. For this calculus lesson, students apply the rules of logs while playing a timed game to see which group can write the equations correctly. They walk away from this lesson...

Students model scenarios using functions and their properties. In this trigonometry lesson, students calculate the angles of sine, cosine and tangent. They perform operation using a calculator.

Students identify different parts and properties of circles. In this geometry lesson, students identify the radius, diameter, semicircle and inscribed angle of a circle. They identify the tangent lines to a circle.

Students apply properties of triangles to the real world. In this geometry lesson, students identify the median and angle bisectors of triangles. They plan the appropriate are to place a new medical center based on their knowledge of...

Pupils find the diagonals of the quadrilaterals. In this geometry lesson, students identify and use properties of quadrilaterals. They define different parts of a quadrilateral shape.

Students identify the different properties of quadrilaterals. In this geometry-lesson, students define parallel sides and diagonals of polygons as they compare to a quadrilateral. They identify the methods to find the angles in a...