Lesson Plan
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Application of Graph Theory

For Teachers 9th - 11th
Students investigate different online tutorials as they study graphing. In this graphing lesson, students apply the concept of graphs cross curricular and use it to make predictions. They define the purpose and theories behind graphs.
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Endocrine Disruptors in Our Drinking Water: Should We Be Concerned?

For Teachers 9th - 12th
High schoolers investigate the different hormone contaminants in the water supply. In this math lesson, students analyze data tables and graphs. They demonstrate exponential growth and decay using frog populations.
Lesson Plan
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Collecting Ball Bounce Data

For Teachers 6th - 12th Standards
Learners investigate quadratic equations as they use a CBR to collect and analyze data regarding a bouncing ball. Pupils explore different methods for determining the equation of the parabolic path including quadratic regression and...
Lesson Plan
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Perpendicular Bisector of a Line Segment

For Teachers 9th - 12th Standards
High Schoolers investigate the perpendicular bisector of a line segment. They use Cabri Jr. to construct the perpendicular bisector of a segment. The dynamics capabilities of Cabri Jr. allow your learners to observe the lengths of the...
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Inscribing a Circle in a Triangle

For Teachers 9th - 12th Standards
Pupils investigate inscribing a circle in a triangle. They use Cabri Jr. to draw a triangle, locate the incenter, and use the distance from the incenter to a side of the triangle to inscribe a circle. The dynamic nature of the geometry...
Lesson Plan
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Measuring Angles in a Triangle

For Teachers 9th - 12th Standards
High schoolers investigate the sum of the measures of the angles of a triangle. They draw a triangle and measure the interior angles. Using Cabri Jr., learners find the sum of the measures of the interior angles. The lesson provides an...
Worksheet
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Slope Exploration

For Students 9th
In this slope exploration worksheet, 9th graders solve and complete 18 different problems that include graphing and investigating the slope of various equations. First, they graph each pair of points and draw a line that contains both...
Worksheet
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Understanding Newton's Laws

For Students 4th - 6th
In this physics activity, students investigate Newton's Three Laws. In this multiple choice, matching, and short answer activity, student answer eleven questions.
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Special Triangles and Circles

For Teachers 9th - 11th
Students investigate special triangles and circles. In this geometry lesson, students construct a perpendicular bisector and discuss angles of a triangle. They find the angle bisectors, vetex and the types of circle constructed.
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Slope, slope-Intercept Form and Standard Form

For Teachers 9th - 10th
Students investigate and solve linear equations using slopes. In this algebra activity, students graph lines using the slope and y intercept. They also find the slope by rewriting their equation in to slope-intercept form from standard...
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Why Doesn't SSA Work?

For Teachers 10th - 11th
Students investigate the relationship between angles and their sides. In this geometry activity, students prove why SSA does not work as a true angle side relationship theorem.
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Positive and Negative Angles and Arcs

For Teachers 9th - 12th Standards
To better understand that the intersection point of two lines lies inside a circle, learners use their keen measurement skills. They discuss arcs, rays, tangent lines, and reflex angles. Then, they put their skills to work as they...
Lesson Plan
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Squares, Square Roots, and Exponential Expressions

For Teachers 7th - 8th
Students explore the concepts of square roots and exponential expressions. In this square root and exponential expression lesson plan, students complete an investigation called Building A Square Patio. Students use color tiles to develop...
Lesson Plan
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Life is Full of Problems

For Teachers 3rd - 6th
Pupils use the problem solving strategy of guess and check to investigate math word problems. They determine which problem solving strategy or strategies would work best in problem situations.
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Classification

For Teachers K - 1st
Young scholars investigate how different types of food can be classified then counted. In this sorting, arranging, and classifying lesson plan, students explore how to group foods based on commonalities. Young scholars are asked four...
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Division Patterns

For Teachers 3rd - 6th
Pupils investigate the concept of division and how numbers fit into specific patterns while practicing the skills finding equivalent fractions. They practice solving different division sentences while answering questions asked during...
Lesson Plan
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Gauss' Law

For Teachers 11th - 12th
Students derive the equation of Gauss's law. In this physics lesson, students investigate the factors affecting the strength of the electric field. They perform simulation on Gauss's law.
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Investigating Pot Sherds

For Teachers 6th
Sixth graders measure pot sherds and use their knowledge of Pi to infer possible uses of pottery. They also infer possible functions of ancient ceramics. After tracing rounded pottery pieces onto paper, 6th graders use compasses to...
Lesson Plan
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Investigating the Idea of Cos

For Teachers 5th
Fifth graders use cos to solve problems involving right-angled triangles. They solve equations of the form cos(++) = a, for a between -180 and 360 degrees. They state the value of cos(++) in special cases and graph y = cos(++).
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The Quest For Power

For Teachers 9th - 12th
High schoolers investigate and apply properties of math. In this algebra and physics lesson, students define important vocabulary words to create a basic understanding of keywords. They perform experiments using concepts of electricity...
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Probability

For Teachers 4th
Fourth graders predict future outcomes with an investigation of the mathematical principle of probability using spinners constructed by them. The spinner is a hands on application an they combine it with writing a ratio for the...
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Min-Max temperatures

For Teachers 6th - 12th
Learners investigate data of minimum and maximum weather temperatures over the period of one week. They answer guided questions in order to establish comprehension of interpreting the data.
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Intro to Circles

For Teachers 7th
Seventh graders participate in an investigation into the concept of a circle. Finding the definition of a circle and how they are used in the real world is discussed. Then students write their own real world examples of circles.
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Exploring Exponential Growth and Decay Functions

For Teachers 9th - 11th
Pupils differentiate between exponential growth and decay. In this algebra lesson, students solve exponential equations using properties of exponents. They use the Ti calculator to graph and analyze their functions.