EngageNY
Using Trigonometry to Determine Area
What do you do when you don't think you have enough information? You look for another way to do the problem! Pupils combine what they know about finding the area of a triangle and trigonometry to determine triangle area when they don't...
EngageNY
Newton’s Law of Cooling
As part of an investigation of transformations of exponential functions, class members use Newton's Law of Cooling as an exponential model to determine temperature based on varying aspects. The resource makes comparisons between models...
Curated OER
Taking the Boat to Manaus
Fifth graders apply the concepts they know regarding mass, volume and density in the previous activities to design a boat. Student teams must make a boat which can travel the waters of the Amazon Rainforest. Each group makes a...
Mathematics Vision Project
Similarity and Right Triangle Trigonometry
Starting with similar triangles and dilation factors, this unit quickly and thoroughly progresses into the world of right triangle features and trigonometric relationships. Presented in easy-to-attack modules with copious application...
West Contra Costa Unified School District
Simplifying Radicals – Day 1
It doesn't get simpler than this. Scholars first learn to simplify radicals by determining the prime factors of the radicand. The instructional activity progresses to simplifying radicals involving algebraic expressions in the radicand.
Federal Reserve Bank
Financial Goals
Do you have financial goals? How will you make them happen? Help your pupils answer these questions through this interactive project. They create goals and a plan for reaching them as one of many high school algebra projects.
Federal Reserve Bank
Income Taxes
Most adults dread April 15 — tax day! Tax preparation can be intimidating even for adults. Build confidence by leading individuals through the process and then give them a scenario to practice. The exercise uses tax vocabulary to give...
Federal Reserve Bank
Purchasing a Vehicle
Start your engines! Prevent negative car buying experiences by arming pupils with information. Prepare your young drivers to make informed decisions when they are ready to purchase a car. All aspects are considered from the type of car...
Visa
Saving and Investing
Impress upon your young adults the importance of saving and investing, and give them a foundational vocabulary from which they can continue to build their financial literacy. This lesson plan covers short- and long-term budget goals,...
Illustrative Mathematics
Right Triangles Inscribed in Circles II
So many times the characteristics of triangles are presented as a vocabulary-type of lesson, but in this activity they are key to unraveling a proof. A unique attack on proving that an inscribed angle that subtends a diameter must be a...
Illustrative Mathematics
Two Wheels and a Belt
Geometry gets an engineering treatment in an exercise involving a belt wrapped around two wheels of different dimensions. Along with the wheels, this belt problem connects concepts of right triangles, tangent lines, arc length, and...
Houston Area Calculus Teachers
Polynomial Graphing
Your AP Calculus learners probably have their ID numbers memorized, but have they tried graphing them? Pique your pupils' interest by asking each to create a unique polynomial function based on their ID numbers, and then analyze the...
Mathed Up!
Metric and Imperial Measures
After watching a brief video on making metric conversions to standard units, pupils complete tables to describe certain items with the appropriate unit of measurement. Then, they convert liters to millimeters, millimeters to centimeters,...
Willow Tree
Simple Probability
The probability of learning from this lesson is high! Learners calculate probabilities as numbers and as decimals. They see how to use a complement to find a probability and even try a simple geometric probability problem.
101 Questions
Dueling Discounts
What a bargain—an informative, free resource! Given prices of several objects, learners determine whether 20 percent off or $20 off would be a better bargain. They use the results to come up with a generalization of the situation.
101 Questions
Graduation
Graduation ceremonies are huge milestones, but sometimes waiting for a name to be called gets a bit boring. Scholars find the pace the announcer calls names to determine how long until a specific name is called. Calculations work in...
Mathematics Vision Project
Module 4: Equations and Inequalities
Can you justify that mathematically? Help learners see the process of solving as using mathematical properties rather than a set of steps to memorize in the fourth module of a nine-part Algebra I series. The module contains six lessons...
Curated OER
Math: Are They the Same - or Knot?
Students discover the equivalence between knots and math through a manipulative exploration. In pairs, they select three sets of identical knots and change their forms without breaking the knots apart. Students pass them along to the...
Curated OER
Using Your Melon for Math
Students apply fraction multiplication and division to recipe conversion.
Curated OER
What Makes Ten
Students investigate the concept of ten and how it is part of the real number system. They find the quantity of ten using as many combinations as possible. They can count using manipulatives, write on paper, or by doing mental math.
Curated OER
Math 312 Spring 98 - Mappings and Points
In this mapping and points worksheet, students describe and sketch point sets of complex numbers. They evaluates functions of a complex variable in an extended plane. This one-page worksheet contains five problems.
Curated OER
Beyond the Checkbook: Choices of Payment Methods
Students explore different payment methods. In this math lesson, students discuss the difference between writing a check and paying online. They will compare and contrast and present their data to the class.
Curated OER
Using Part To Whole
Students engage in a math instructional activity that is concerned with developing problem solving skills. They emphasize the cognitive reasoning of seeing parts as pieces to a whole. Writing is integrated into a cross-curricular study...
Curated OER
Order of Operations
Sixth graders participate in an introductory instructional activity on the order of operations. In this order of operations instructional activity, 6th graders watch a video clip and a SMART Notebook or PowerPoint presentation of the...