Curated OER
Business Lessons from the Basket Weaver
Students explore the basket weaving business and entrepreneurship in action. They discuss the basket weaving business and identify business concepts that apply to the creation and sell of baskets. Students identify factors that regulate...
Curated OER
Geometry: Calculating Area
In this calculating area worksheet, students find the area of complex shapes. This one-page worksheet contains 6 multi-step problems.
Helping with Math
Worksheet: Dividing by 8
In this multiplication and division worksheet, assignees first solve 10 basic multiplication facts. Using those answers, they should quickly be able to find the quotients for the remaining 28 problems, all of which have the number eight...
Curated OER
Calculating Surface Area
In this surface area worksheet, students find the surface are of cubes and rectangular prisms. This one-page worksheet contains 3 problems.
Curated OER
Rational Expressions: Add and Subtract
In this rational expression instructional activity, students add or subtract rational expressions by finding common denominators. There are 11 multiple choice questions.
Curated OER
Perimeter
Students explore the concept of perimeter. In this perimeter lesson, students discuss how to find perimeter of various shapes. Students use the Perimeter Explorer applet to find the perimeter of various shapes.
Curated OER
Exploring Quadratic Graphs
Students solve quadratic equations using graphs. In this algebra lesson, students factor quadratic equations and graph their answer. They discuss the shape of their graph based on the function.
Curated OER
Quadratic Equations and Functions
Students factor and solve quadratic equations. In this algebra lesson, students identify the domain and range of the quadratic function. They graph the parabola and identify the vertex.
Curated OER
Identify Prime and Composite Numbers
Fourth and fifth graders identify numbers as prime or composite, list composite numbers that could be mistaken for prime and answer a "prediction" question.
Curated OER
Classify and Measure the Angles
In this angles worksheet, students classify and measure 2 given angles, using a compass to determine the angle within 5 degrees. Worksheet is part of a resource directory site with links to many additional activities.
Curated OER
Math Mania
Fifth graders review adding, subtracting, multiplication and division of fractions and decimals through a variety of activities and exercises.
Curated OER
Converting fraactions and percents
Sixth graders practice the conversion of percents and fractions. They focus on the fact of both fractions and percents are part of a whole. In the independent practice the students also work with solving proportions.
EngageNY
The Scaling Principle for Area
As they investigate scaling figures and calculate the resulting areas, groups determine the area of similar figures. They continue to investigate the results when the vertical and horizontal scales are not equal.
EngageNY
Using the Quadratic Formula
What is the connection between the quadratic formula and the types of solutions of a quadratic equation? Guide young mathematicians through this discovery as they use the discriminant to determine the number and types of solutions,...
EngageNY
Comparing Methods—Long Division, Again?
Remember long division from fifth grade? Use the same algorithm to divide polynomials. Learners develop a strategy for dividing polynomials using what they remember from dividing whole numbers.
EngageNY
Multiplying Polynomials
There's only one way to multiply, right? Not when it comes to polynomials. Reach each individual by incorporating various representations to multiplying polynomials. This lesson approaches multiplying polynomials from all angles. Build...
EngageNY
Completing the Square (part 1)
Avoid the trap of memorizing steps when completing the square with a resources that provides a conceptual approach to completing the square. Learners that are able to recognize a perfect square trinomial are ready to complete the...
EngageNY
Deriving the Quadratic Formula
Where did that formula come from? Lead pupils on a journey through completing the square to discover the creation of the quadratic formula. Individuals use the quadratic formula to solve quadratic equations and compare the method to...
Mathematics Vision Project
Module 4: Rational Functions
Time to study the most sensible function — rational functions! The seven-lesson unit develops the concept of a rational function through a connection to rational numbers and fractions. Scholars graph functions, solve equations, and...
PBS
Add, Subtract and Multiply Fractions
Your future chefs will appreciate this comprehensive lesson where learners practice operations on fractions using pizza and soup analogies. Learners begin with a pizza analogy that requires the learners to multiply a whole...
American Statistical Association
How Fast Are You?
Quick! Snap up the instructional activity. Scholars first use an online app to collect data on reaction times by clicking a button when the color of a box changes. They then plot and analyze the data by considering measures of center,...
EngageNY
Exponential Decay
I just bought that car, how can its value decrease already? Individuals use the data of a depreciating car value to create an exponential decay model. They then compare exponential decay and growth equations.
Illustrative Mathematics
Equivalent Expressions
Here is a straight-forward problem of multiplying two binomials with a twist. It is up to algebra learners to decide how to turn this product of sums into a sum of products. However, it is not the quadratic that is the answer; it is the...
Kenan Fellows
A Farmer’s Challenge to Breed to the Greatest of Grapes
What does your class know about GMOs? Are they savvy to selective breeding? Challenge young minds to engineer the greatest crop of all time using a hands-on genetics unit. Learners discover the good and bad details of selective breeding,...