Activity
Curated OER

As the Wheel Turns

For Teachers 10th - 12th Standards
This is not your typical Ferris wheel problem. In this exercise, your class will combine their knowledge of sinusoidal functions as well as linear motion to come up with parametric equations that model the position of a point on the edge...
Lesson Plan
02 x 02 Worksheets

Absolute Value Equations and Inequalities

For Students 9th - 12th Standards
Demonstrate the meaning of an absolute inequality using three different methods. Here, scholars explore absolute value inequalities through graphing, number line distance, and compound inequalities. Pupils complete various activities to...
Lesson Plan
Curated OER

The Canoe Trip, Variation 2

For Teachers 9th - 12th Standards
The behavior of a rational function near a vertical asymptote is the focus around this trip up a river. Specifically, numerical and graphical understanding is studied. The canoe context pushes the variables as numbers, rather than as...
Handout
Shmoop

Coordinate Proofs

For Students 8th - 11th Standards
How do you know you know? Prove it! The guide goes through several examples and includes a link to a video to teach learners how to work through coordinate proofs. The goal is to prove that different shapes are indeed that shape. 
Lesson Plan
Curated OER

Starting With Stats

For Teachers 6th - 9th
Statisticians analyze a data set of student IQs by finding measures of central tendency and dispersion such as mean, median, mode, and quartiles. They practice using a graphing calculator to find the values and analyze box plots and...
Lesson Plan
2
2
Curated OER

Mixing Fertilizer

For Teachers 9th - 12th Standards
Your young landscapers do concentration calculations in this problem dealing with mixing fertilizer. Learners use and analyze rational expressions within this context.
Worksheet
DK Publishing

More Multiplication Practice, 1-Digit by 2-Digit Numbers

For Students 2nd - 4th Standards
When multiplying two-digit numbers by one-digit numbers, use a guided set of problems like this one. There are three examples for young mathematicians to reference, and they solve 20 equations. They are required to regroup for some....
Lesson Plan
Curated OER

Pythagorean Theorem by Graphic Manipulation

For Teachers 7th - 9th
There are many different ways to show a proof of the Pythagorean Theorem.  Here is a nice hands-on paper cutting activity that shows a graphic representation. You can even challenge your young Pythagoreans to come up with their own...
Lesson Plan
Curated OER

Discovering Pi

For Teachers 9th - 11th
Define terminology related to a circle. Practice accuracy in measuring and then create a spreadsheet based on data collected from solving for parts of a circle. Groups can have fun analyzing their data as it relates to Pi.
Lesson Plan
Shodor Education Foundation

InteGreat

For Teachers 9th - Higher Ed Standards
Hands-on investigation of Riemann sums becomes possible without intensive arithmetic gymnastics with this interactive lesson plan. Learners manipulate online graphing tools to develop and test theories about right, left, and...
Worksheet
Curated OER

Writing Linear Equations in Different Forms

For Students 7th - 10th Standards
Can your class write linear equations three different ways? Here is a study guide that includes slope-intercept, standard, and point-slope forms. Learners are given the slope and a point on the line, or two points and are asked to write...
Lesson Plan
Alabama Learning Exchange

Complex Numbers Solutions

For Students 9th - 12th Standards
Complex doesn't have to mean harder! Learners experiment with online software to determine the quadratic equations with complex solutions. They use the quadratic formula to solve equations with both real and complex solutions.
Lesson Plan
Willow Tree

Weighted Averages

For Students 8th - 11th Standards
Mixtures, weighted percentages, and varying speeds make problem solving difficult. The resource give learners a strategy for tackling these types of problems effectively. 
Lesson Plan
Alabama Learning Exchange

There's Gold in Them There Hills

For Teachers 8th - 11th Standards
Need to build a laser fence on Mars?  For this cute maximizing-area lesson, young explorers pretend to be prospectors on Mars and must determine the best way to use 20 meters of fencing in order to maximize their area. In addition,...
Lesson Plan
EngageNY

Prove the Pythagorean Theorem Using Similarity

For Students 9th - 10th Standards
Amaze your classes with the ability to find side lengths of triangles immediately — they'll all want to know your trick! Learners use the Pythagorean Theorem and special right triangle relationships to find missing side lengths.
Lesson Plan
EngageNY

Unknown Angles

For Students 9th - 10th Standards
How do you solve an equation like trigonometry? Learners apply their understanding of trigonometric ratios to find unknown angles in right triangles. They learn the meaning of arcsine, arccosine, and arctangent. Problems include...
Lesson Plan
PBS

Patterns to the Rescue!

For Teachers 3rd - 5th Standards
Track down the Cyberchase episode that this lesson plan is associated with. Using a worksheet that is embedded in the plan, learners must find the next two numbers and shapes (a double pattern). Once these have been discovered, pupils...
Lesson Plan
Curated OER

NIGHT AND DAY: DAILY CYCLES IN SOLAR RADIATION

For Teachers 9th - 12th
Students examine how Earth's rotation causes daily cycles in solar energy using a microset of satellite data to investigate the Earth's daily radiation budget and locating map locations using latitude and longitude coordinates.
Lesson Plan
Alabama Learning Exchange

Exponents and Division

For Teachers 9th - 12th Standards
Create a human fraction to learn about division of exponents. Scholars develop the rule for division of exponents by being part of a human fraction to explore and justify the rule. They also consider zero exponents and negative exponents.
Lesson Plan
Shodor Education Foundation

Visual Patterns in Tessellations

For Teachers 7th - 10th Standards
Geometers explore the concept of tessellations. They use a tessellation applet to manipulate shapes and design their own tessellation using the applet.
Lesson Plan
Shodor Education Foundation

Sets and the Venn Diagram (Beginner)

For Teachers 1st - 5th Standards
Venn diagrams are helpful in understanding the idea of a set and using attributes to sort items. This basic plan is an introduction with an added bonus of an applet that can be used to demonstrate the activity. If a classroom of...
eBook
Schoolcraft College

Trigonometry

For Teachers 9th - 12th Standards
This trigonometry textbook takes the learner from a basic understanding of angles and triangles through the use of polar coordinates on the complex plane. Written by a mathematician-engineer, examples and problems here are used to...
eBook
Rice University

Calculus Volume 1

For Students 11th - Higher Ed
Differentiate between calculus concepts. The beginning of a helpful calculus resource begins with a short review of functions and moves right into limits to define derivatives. The six-chapter resource continues with applications of...
Activity
1
1
Curated OER

Weed killer

For Teachers 8th - 10th Standards
Is buying in bulk always better? In this real-world scenario, learners must decide which weed killer is the best bargain. Students work with units and percentages to calculate cost per fluid ounce.