Curated OER
Quadratic Equations with Complex Coefficients
Students solve and graph quadratic equations. In this algebra lesson, students perform basic operation using addition, subtraction, multiplication and division. They compute the quadratic formula.
Curated OER
Discovering New Units
Students use Cuisenaire rods to explore common denominators. In this fractions instructional activity, students build Cuisenaire representations of fractions, then find their equivalent counterparts to find the common denominator.
Illustrative Mathematics
Maria’s Marbles
Ali has more marbles than Maria in some of these word problems, while in others Maria has more marbles than Ali. First graders are tasked to read each word problem and solve how many marbles each girl has.
K-5 Math Teaching Resources
Ten Frame
Engage young mathematicians in building their number sense with this set of ten frame printables. Whether you're teaching pupils how to count, add, or subtract, these tools offer children tremendous support with...
Curated OER
Transportation Math
Students practice their problem solving skills. In this addition and subtraction lesson, students solve story problems regarding the delivery of consumer goods.
Flipped Math
Unit 1 Review: Analyze Graphs and Expressions
Get in one last practice. Pupils work through 12 problems and a performance task to review the topics in Unit 1. The problems cover analyzing and modeling with graphs, algebraic properties of equality, and adding, subtracting, and...
K12 Reader
The Product-Quotient Connection
How are multiplication and division connected? Read a passage about inverse operations to find out how you can use products and quotients to check your work when completing an equation from the opposite operation.
Curriculum Corner
“I Can” Common Core! 3rd Grade Math
Help third graders make sense of the Common Core math standards with this simple checklist. By rewording each standard as an I can statement, children are provided with clear goals to focus on as they participate in math lessons.
Curated OER
Stand Up for Math
Young scholars apply basic or advanced mathematical skills while working cooperatively with other students to solve problems. They demonstrate comprehension of addition, subtraction, multiplication, and or division with a strategy that...
Curated OER
Magic Tricks with Numbers
In this magic tricks with numbers worksheet, students learn three tricks involving addition, subtraction, multiplication and division of simple numbers as a magic trick.
Curated OER
Popping Problems!
Turn your math instructional activity into a carnival game with this fun, outdoor activity. After reviewing the concept your class will be practicing briefly, split your class up into teams and head outdoors. These teams work to solve...
Curated OER
George's Place
Here is another in the interesting series of lessons that uses money as a learning tool. This one is especially clever! During the lesson plan, pupils pretend they are eating at "George's Place" diner. Small groups are given one bag of...
Brown University
Considering the Role of Values in Public Policy
Strong opinions come from deeply held values. Young citizens explore the values that are most important to them in a class discussion and activity. As they prioritize a list of values cards that include freedom,...
Northern Arizona University
Adding and Subtracting Fractions
Pattern blocks and shapes demonstrate how to add and subtract fractions. By aligning blocks with different shapes, learners figure out how to create a whole, and then how to add and delete parts from that whole.
Curated OER
Applied Science - Science and Math Lab
Learners investigate topology. In this Applied Science lesson students explore higher, more abstract mathematics using tangles. Learners make topologically related shapes.
Curriculum Corner
Problem Solving Cards
Twelve cards and a worksheet make up an activity designed to reinforce problem solving skills. Scholars read and solve a variety of word problems using a graphic organizer to show their work.
Open Text Book Store
Arithmetic for College Students: Worksheets
Loaded with concepts ranging from multiplying decimals to converting units to solving problems using the order of operations, a thorough practice packet is perfect for a fifth or sixth grade math classroom.
Mathematics Vision Project
Module 3: Numbers and Operations
Bring some concrete reasoning to the skills of multiplying and combining terms. Using various strategies, the six activities in the module provide practice for the skills of adding, subtracting, multiplying, and diving polynomials. The...
Rice University
Elementary Algebra
Find all the Algebra 1 content in one location. A helpful eBook contains the content typically found in an Algebra 1 course. Concepts range from solving and graphing linear equations to solving and graphing quadratic equations....
Curated OER
Hands On Math Lessons with Technology
Students explore a variety of math concepts. In this integrating technology activity, students visit online webtools such as Max's Math Adventure, I Know That Math, Hands on Banking, and more. A description of each website is...
Curated OER
Ring Toss Math
Young mathematicians play Ring Toss Math to find sums and differences to 18. If you're looking for an engaging, in-class game to help reinforce these mathematical concepts, this instructional activity could be for you!
Curated OER
Costa Rica's Sustainable Coffee
Students experiment to see if birds prefer to eat bird seed with additives vs. no additives. In this experimental lesson students test to see if birds notice a difference between additive and no additive food.
Curated OER
Writing Number Sentences
Students practice writing number sentences. After reading real world problems, they describe the same situation by writing a number sentence. Students use algebra tiles, or counters, to demonstrate the use zero pairs in solving...
Curated OER
One Dollar
In this money practice worksheet, students sharpen their problem solving skills as they solve 6 story problems that involve sums of 1 dollar.