EngageNY
Some Potential Dangers When Solving Equations
Need a less abstract approach to introducing extraneous solutions? This is it! Young mathematicians explore properties used to solve equations and determine which operations maintain the same solutions. They...
Curated OER
Solving Linear Equations
How do you solve linear equations? Learn how to solve simple linear equations by applying properties of equality in this instructional slideshow. The materials include step-by-step instructions and key concepts to support understanding.
Curated OER
Number Lines, Variables, Solving for One Variable
Review basic algebraic rules of addition of integers. Then have the class define a variable and explore methods of solving equations with one variable. They observe solving expressions using inverse operations and simplifying solutions....
Curated OER
Polynomials
Students add and subtract polynomials. In this polynomials assessment, students calculate ten questions using addition and subtraction. Students use Lego manipulatives to create their own worksheet on polynomials.
Curated OER
Using Algebra to Solve Puzzles
Students explore basic algebraic operations to solve real life situations. Additional problems are presented to continue the exploration of the concept.
Curated OER
Solving Two Steps Equations
Students solve two steps equations. For this algebra worksheet, students follow specific steps to solve 2 steps equations. The steps are written out nicely for each student to follow along. This worksheet is a good guide for students...
Curated OER
Addition and Subtraction of Rational Expressions
In this rational expression worksheet, students add and subtract fractional expressions. They completely factor the numerator and denominator. Explanations and examples are provided at the beginning of the document. This two-page...
Del Mar College
Exponential and Radical Rules
So many rules and so little time. Make it easy and provide all the exponent and radical rules in one place as an easy reference guide. All of the properties come with several examples to show how the rules apply to different problems.
Curated OER
Teach a Mini-Lesson Sentence Variety
Help your developing writers spice up their writing by studying simple, compound, and complex sentences.
Cornell University
Bridge Building
Bridge the gaps in your knowledge of bridges. Individuals learn about bridge types by building models. The activity introduces beam bridges, arch bridges, truss bridges, and suspension bridges.
EngageNY
Writing and Expanding Multiplication Expressions
Find out what's so standard about standard form. Scholars learn to write multiplication expressions with variables in the 10th lesson in a series of 36. They use different symbols for multiplication and translate between standard and...
Cornell University
Glued into Science—Classifying Polymers
Explore the unique characteristics of polymers. A complete lesson begins with a presentation introducing polymers. Following the presentation, young scientists develop a laboratory plan for creating substances using polymers. They...
Curated OER
Perimeters: Which Constellation is the Longest?
High schoolers use diagrams of the constellation Orion and the constellation Ursa Major which show the distances between the stars of the constellations. They calculate the perimeters of each, find the average distance of the stars for...
Perkins School for the Blind
Which One is the Square?
Children who are blind need to constantly be engaged in building conceptual understandings of the world around them. This activity will help them grasp the concept of shape, identify shapes, and consider shapes as they are used to...
Mathematics Vision Project
Module 6: Trigonometric Functions
Create trigonometric functions from circles. The first lesson of the module begins by finding coordinates along a circular path created by a Ferris Wheel. As the lessons progress, pupils graph trigonometric functions and relate them to...
Exploratorium
Beyond Dominoes: Polyominoes
Dominoes, polyominoes, tetrominoes, and pentominoes are the subject of this interesting math activity designed for middle schoolers. Pupils cut out shapes that are embedded in a worksheet in the plan, and experiment with them by...
University of North Carolina
Music
Music is a universal pleasure, but writing about it can be a little trickier. An informative handout discusses common types of music writing assignments that one might encounter in a college-level course. Individuals read about musical...
Class Dojo
ClassDojo
Imagine being able to teach a lesson and keep track of student behavior easily and effectively. This app does that through a point system that translates into easy-to-explain graphs that can be shared with parents and pupils on any...
Cornell University
Atomic Bonding
Explore the connection of surface area to bonding within atoms. Learners complete lab investigations to model changing surface area with different sizes and concentrations of atoms. A flour fireball demonstration follows the labs to...
Curated OER
Galaxy Hunter - A Cosmic Photo Safari
Space science stars journey through our night sky and take virtual photos of galaxies to investigate simple random samples. Higher math is used to analyze the data collected. Copy the evaluation/assessment questions onto a handout...
Curated OER
Gases and Plasmas
Young scholars determine what plasma is and why the sun is made up of plasma. They recognize situations where plasmas are found in nature and made by man. They discuss why the sun is a huge ball of plasma and if there are different...
Curated OER
Ancient Egypt
Pupils complete a series of activities to discover life in ancient Egypt. They create want ads for pyramid workers, design vocabulary flash cards and dictionaries, and research famous Egyptians. They also research the "Curse of the...
New Museum of Contemporary Art
Lesson: Unmonumental: Fallen and Disappearing Monuments
Due to vandalism, war, and urban decay, many of the world's great monuments have fallen to ruin. Here is an interesting activity that increases understanding of the dichotomy between what are intended as lasting tributes, and their...
Curated OER
Sustainable Marine Fisheries
Through a fishing simulation, environmentalists discover consequences of over fishing. Afterward, they discuss how the activity relates to the impact of real-life commercial fishing. They also consider sustainability in the fishing...