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Heron's Formula
Learners use Heron's formula to calculate the area of a triangle. In this geometry lesson, students use three different methods to solve the area of a triangle. They find and construct the incentor and angle bisector of a triangle.
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Special Right Triangles
Students identify different types of special right triangles. In this geometry lesson, students differentiate between right triangles and isosceles triangles. they construct the triangles using geometry software and make conjectures...
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Composition of Reflections
Young scholars perform reflections and translations of polygons. In this geometry instructional activity, students perform reflection in two parallel lines. They use Cabri to observe the transformation and rotations of each shape.
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Creating Fractals
Students solve problems using fractals. In this geometry lesson, students identify properties of fractals. They find patterns in their surroundings and relate it to the real world and math.
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Orthographic Drawings
Students investigate the creation of three dimensional drawings. In this geometry instructional activity, students analyze and complete orthographic drawings. They Cabri software to manipulate and move the drawings around.
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Orthographic Drawing
Students investigate orthographic drawings. In this geometry lesson, students identify properties of three dimensional drawings in space. They solve problems using volume and area formulas.
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Robot Area
Students calculate the area of different polygons. In this geometry lesson, students explore polygons based in their shape and number of sides. They find the formula for the area and use each specific formula for each shape.
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The Great Race
Young scholars identify the mean, median and mode of collected data. In this statistics lesson, students collect, graph and analyze data using central tendencies. They work in groups to collect data on a robot through an obstacle...
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Need For Speed
Students calculate the distance a car travel using CEEBoT. In this algebra lesson plan, students apply the distance formula to real life scenarios. They use a measuring tape and a formula to measure the distance the ceebot travels.
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Solar Speed
Students perform unit conversion. In this algebra lesson, students calculate the distance and speed of a solar car. They graph their result as speed versus distance and analyze it.
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Trig is SOH Easy!
Students derive the six trigonometric identities. In this trigonometry activity, students review the parts of a right triangle and use the Pythagorean theorem as a guide to find the trig identities. They find sine, cosine and tangent...
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Many Paths
Learners explore the composition and practical application of parallel circuitry, compared to series circuitry. They design and build parallel circuits and investigate their characteristics, and apply Ohm's law. They recognize that...
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Inquiry Unit: Modeling Maximums and Minimums
Young mathematicians explore the maximun area for patio with the added complexity of finding the mimimum cost for construction. First, they maximize the area of a yard given a limited amount of fence and plot width v. area on a...
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Mathematical Properties
Seventh graders discuss the associative property of math. They are to find examples of the property and others. They also write in their journals about what they learned.
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The Corner Problem
Students explore the concept of the corner problem. In this corner problem instructional activity, students use the TI-NSpire to determine the maximum length a rod can be and still pass horizontally around a corner. Students use similar...
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Polynomial Functions
Students explore polynomial functions. In this Algebra II lesson, students explore graphs of polynomial functions as classify the functions as linear, quadratic, cubic, or quartic. Students determine the regression equation...
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Which Came First-Democracy or Growth?
Students investigate economic growth and standard of living. In this economics lesson, students investigate the GDP per capita and how it affects the economy. Students differentiate nominal and real GDP.
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Constructing Perpendiculars
Students construct perpendicular lines. In this geometry lesson plan, students use a compass and straight edge to do construction. They start from a point to a line.
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Constructing Triangles
Students construct triangles. In this geometry lesson plan, students create equilateral triangles. They also construct triangles where the sides are different. They use the lab to create and move shapes around with the Cabri program.
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Dividing Line Segments into n Congruent Parts
Students identify lines, and line segments. In this geometry lesson plan, students divide line segments into equal congruent parts. They complete a laboratory activity dealing with lines and segments.
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Interior and Exterior Angles of Polygons
Students identify interior and exterior angles of polygons. In this geometry lesson, students add interior and exterior angles of polygons. They use angle theorems to solve the problems.
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Constructing Midsegments of Triangles
Students construct midsegments. In this geometry lesson, students make conjectures and apply properties of triangles to solve problems. They complete an activity on the computer.
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Quadrilateral within Quadrilaterals
Students investigate the properties of quadrilaterals. In this geometry lesson, students solve problems dealing with construction and designs. They work with quadrilaterals, midpoints and parallelograms.
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Tessellations
Students create tessellations. In this geometry lesson plan, students use polygons to create different patterns by rotation. They identify the reasons for polygons to create the type of tessellation it does.
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