Summary
This collection of pre-calculus lessons integrates the use of calculators to support students in problem-solving and conceptual understanding.Resources

Students will explore the rotation of a Ferris wheel and make conjectures about the function represented by the motion. Students will find and plot points in the motion and use technology to find the line of best fit. Students will also manipulate the equation for their function to discover what the... Read more »
Round and Round We Go
Relationship Between the Unit Circle and the Sine Curve
- 11th - 12th
- Precalculus
- Mathematics
- CCSS.Math.Content.HSF-TF.A

Students will investigate logistic functions as mathematical models of real-world situations, such as zombie outbreaks, and make comparisons with exponential growth models. Students will learn about the properties of the logistic curves and how to graph logistic functions by hand. This lesson can be... Read more »
Zombie Takeover
Logistic Functions
- 10th - 12th
- AP Calculus, Algebra 2, Precalculus
- Mathematics

This is a lesson for Law of Cosines, which also connects Law of Sines and Law of Cosines to map triangulation. Students will receive a brief introduction to Trig Pillars: a tool used in the United Kingdom in the mid-20th century to help with mapmaking. Then, they will go through an informal proof of... Read more »
Law of Cosines
Triangulation and Mapping
- 11th - 12th
- Precalculus
- Mathematics

Students will apply what they have learned during this lesson series—Pythagorean, sum, difference, and double-angle identities—to navigate through a pirate-themed escape room. They will look at trigonometric identities graphically and algebraically. Students will use trigonometric identities to evaluate... Read more »
Trig Identities, Part 4
Sum, Difference, and Double-Angle Identities
- 11th - 12th
- Precalculus
- Mathematics
- PC.T.3.1, PC.T.3.3

Through this lesson, students will utilize math and equity to discover the equation to solve for any circle's arc length and sector area while investigating food deserts and how they impact a community. Read more »
Edible Oasis (Precalculus)
Arc Length and Sector Area of a Circle
- 11th - 12th
- Precalculus
- Mathematics
- PC.T.1.3

In this lesson, students will be introduced to all four conic sections, first by manipulating light to create the conics, then by participating in a card sort to match graphs, key features, and their equations. Next, students will formalize their knowledge through a flow chart and an informational video... Read more »
Hooked on Conics
Introduction to Conic Sections
- 11th - 12th
- Precalculus
- Mathematics
- PC.CS.1.2, PC.CS.1.3, PC.CS.1.4
Standards
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