Curated OER
Graphing Quadratic Functions
Pupils explore quadratic functions in this algebra lesson. They investigate transformation of quadratic functions using the TI calculator. They use the vertex form for this lesson.
Curated OER
Determining Area
High schoolers conduct chemical experiments. In this chemistry activity, they investigate reactions using the CBL system. Learners will graph and analyze their data using a TI.
Curated OER
Exploring the Area Under a Curve
Using TI-89, mathematicians explore and investigate Riemann sums to estimate the area under the graphs of intervals by drawing and illustrating rectangles. They review and practice the concepts of summation notation and area formulas to...
Curated OER
Opposite Angles in a Cyclic Quadrilateral
Learners investigate cyclic quadrilaterals in this geometry activity. They use Cabri Jr to explore the sum of the measures of opposite angles in a cyclic quadrilateral. The dynamic nature of Cabri allows learners to form and verify...
Curated OER
Properties of Parallelograms
Scholars explore parallelograms in this geometry lesson plan. They investigate the properties of a parallelogram. Assisted by technology, your learners will construct a parallelogram and examine the sides, angles, and diagonals to...
Curated OER
Perpendicular Bisector of a Line Segment
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...
Curated OER
Inscribing a Circle in a Triangle
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...
Texas Instruments
REAL LIFE REAL WORLD Activity - Surveyor
Learners investigate surveying in this secondary mathematics lesson. They will explore a real world application of geometry and trigonometry as they create a plot plan using a geometry utility and calculate the area of the land parcel.
Curated OER
Trigonometric Ratios
Learners investigate properties of the unit circle using sine, cosine and tangent. They analyze the answers to questions about the unit circle based on a right triangle.
Curated OER
Cervical Vertebrae
Eighth graders investigate the cervical vertebrae through models and diagrams. In this cervical vertebrae lesson plan, 8th graders use rice cakes, straws, marshmallows and thread to model the vertebrae. They simulate a cervical vertebrae...
Curated OER
What Makes a Home "Energy Efficient"?
Students research and report the costs and benefits of making their own homes more energy efficient. In this energy conservation lesson, students explore energy efficient technologies and design over several days. They complete a home...
Curated OER
Case Studies in Journalistic Ethics - Number 3
Young scholars investigate ethical decision making when using photos in journalism. In this ethics in journalism lesson plan, students read about the ethical use of images in media, discuss recent controversial photos, and look at online...
Curated OER
Border Patrol
Young scholars investigate systems of linear inequalities as they apply to an area of land. They practice graphing systems and determine if a point lies in the solution.
Curated OER
Exponential Reflections
Explore the natural log function through the investigation of inverse of the exponential functions by plotting the inverse of the exponential solution points. Students examine the results to determine that the inverse is the...
Curated OER
Cramer's Rule ID: 8793
Mathematicians are introduced to Cramer’s Rule and use it to solve three systems that have one solution, no solutions, and an infinite number of solutions. Students use TI-Nspire to graph the systems to verify their answers and...
Curated OER
Asymptotes and Zeros
Learn how to explore rational functions and investigate the graphs rational functions and identify its singularities and asymptotes. Learners approximate the solutions to rational equations and inequalities by graphing.
Curated OER
Zeros of Polynomials
Students graph polynomials. For this Algebra II lesson, students investigate the graph of a polynomial to determine the value and the number of zeros. This lesson requires the use of a graphing calculator.
Texas Instruments
Expanding - Using CAS
Young scholars explore binomial multiplication. They use a TI-nspire handheld to investigate the relationship between the binomial multiplication problem and the resulting trinomial.
Curated OER
Sequence Graphs
Investigate arithmetic and geometric sequences by using a graphing calculator to determine if a sequence is linear or exponential.
Texas Instruments
Buying Your First New Car!
Learners explore exponential growth and decay using M&M’s in this Algebra II/Pre-calculus instructional activity. They investigate the cost of a new car by calculating depreciation and payments.
Curated OER
Meet One Picky Bird
Students complete a research project In this endangered species lesson, students use the "Think, Puzzle, Explore" method to learn about endangered species. Students research and write a report on the red-cockaded woodpecker.
Curated OER
Infusing Equity in the Classroom by Gender
Students investigate the idea of gender descrimination in the classroom. In this algebra lesson, students collect data in stereotyping, and gender bias in the classroom, school materials and activities. They graph and analyze their...
Curated OER
Rain Forests
Students investigate claims of medicinal plants found in the rain forest. In this research skills lesson, students examine the validity of Internet sources as they visit websites in search of information about rain forest plants that are...
Curated OER
Understanding Oceans
Students investigate how ocean currents affect our world. In this ocean currents lesson, students perform an experiment to show how cold water is near the poles and warm water is near the equator. Students use water, food coloring,...