Curated OER
Special Segments in Triangles
Students identify important properties of triangles. For this geometry lesson, students differentiate between medians, bisectors and altitudes in a triangle. They identify the properties of these important segments.
Curated OER
Pythagorean Relationships
Oh that Pythagorean Theorem is so useful. Learners engage in a 45 minute learning activity that requires them to solve for missing angles and sides of a right triangle. They'll use the Pythagorean Theorem to find the rations of sides and...
Curated OER
Systems of Linear Inequalities 2
Students solve systems of inequalities. In this lesson, they identify the solution of the two lines and shade the solution. They identify the boundary line and the region representing the solution.
Curated OER
Exponential vs. Power
Pupils differentiate between exponential and power functions. They identify the base, exponent and properties of exponential functions. They also graph the functions using the TI calculator.
Curated OER
New Boxes From Old
Middle schoolers find the volume and surface area of a rectangular box (e.g., a cereal box), and then figure out how to convert that box into a new, cubical box having the same volume as the original. As they construct the new,...
Curated OER
Sharks in Decline
Students investigate common fishing methods used to capture sharks. They decide why these methods and the shark's reproductive biology are contributing to the quick reduction in the shark population.
Curated OER
How to be a Great Navigator!
Students examine historical methods of navigation. They discuss the techniques of "Dead Reckoning," "Heaving the Log," and "Chip Log," pretend to sail from Europe to North America using vectors and determine the location of their...
Curated OER
Solving Systems of Equations by graphing for Algebra One
Students watch the teacher demonstrate on an overhead projector how to graph various equations before the students try them on their own. They start with pencil and paper; once they grasp the concept they move on to punching in the...
Curated OER
Probability and Geometry
Students explore the ways Geometry can help solve probability problems. Students describe platonic solids and practice calculating probability using an online resource. They construct dice with various numbers of sides to demonstrate...
Curated OER
Variables and Open Sentences
Fourth graders examine the purpose of variables and identify the missing variable in open sentences. They observe the teacher solve a variety of problems, complete a worksheet as a class, and independently complete another worksheet. ...
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Properties of Multiplication
Fifth graders examine the process of multiplication and the relationship between addition and multiplication. They observe the teacher model a variety of problems on the board, and identify properties of multiplication. Students...
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Tangram Geometry
Students listen to a story involving Tangram pieces. Students use Tangram pieces to complete shapes using an outline of a design.
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Identifying Lines: Horizontal, Vertical, and Oblique
Second graders identify horizontal, vertical, and oblique lines on a worksheet after learning them in class. They demonstrate a horizontal line with their arms while saying the word and use their arms with no talking to demonstrate...
Curated OER
Equadorian Rainforest: The Tropical Supermarket
Students study the concept of sustainable agricultural practices through cocoa farming and the lives of the people who are the producers. Students watch a slide show and read a story which helps them understand the origins of chocolate,...
Curated OER
Creating Parallel Lines and Transversals
Have your class create parallel lines. Students will learn how to identify the different angles created by a parallel line cut by a transversal. Then, they identify and name similar and different angles.
Curated OER
Secants, Tangents and Arcs
Students identify chords and angles. For this geometry lesson, students calculate the length of the chords inside and outside of-the circle. They differentiate between tangent and secant lines.
Curated OER
Histograms and Bar Graphs
Students examine the use of bar graphs and histograms. In this data representation lesson plan, students investigate the proper use of bar graphs and histograms to represent data. They learn the proper geometric definitions, experience...
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Midsegments of a Triangle
Students analyze midsegments of triangles in this instructional activity. They use Cabri Jr. software to observe the relationships between interior angles and midsegments of triangles. Specific instructions for creating this...
Curated OER
Complex Roots: A Graphical Solution
Using their Ti-Nspire to determine the solutions of parabolas, students explore the concept of complex roots. Students determine if parabolas have real or complex roots. Students determine the the axis of symmetry and the...
Texas Instruments
A Tale of Two Lines
Students graph systems of equation. In this calculus instructional activity, students graph their lines on a TI calculator. They identify the point of intersection and the type of solution.
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Exponential Functions and the Natural Logarithm
Students solve exponential and log functions. In this algebra lesson plan, students graph natural log and logarithmic functions. They compare and contrast between logs and the exponential graphs.
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Polar Graphs
Students graph polar graphs. In this calculus lesson, students convert between polar and rectangular coordinates. They graph their solution on the TI calculator and make observations.
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Multiplicity of Zeros of Functions
Pupils identify the multiplicity of exponents as they graph polynomials. They write equations for a function given the zeros of the function and work backwards from solving equations.
Curated OER
Using Measurement in the Everyday World
Students use an appropriate unit of measure to measure an item in the classroom. They create a PowerPoint to demonstrate the measurement process. Pupils are divided into pairs. Students use a concept map to discuss the terms for...