Curated OER
Identifying Opportunity Cost
High schoolers work together to examine the concept of opportunity costs. They complete a practice problem and solve other problems during the class period. They share their solutions with the class.
Curated OER
Functions
Fifth graders explore mathematics functions. In this functions lesson, 5th graders explore 1 and 2-step functions involving addition, subtraction, multiplication, and division. Students also practice solving problems that their...
Curated OER
Using Details From The Text
Begin this expository writing activity by reading a non-fiction book of your choice and modeling expository writing. The plan suggests The Trip of a Drip by Vicki Cobb but notes that other texts will work. Learners then choose a...
Curated OER
The Area of Rectangles
There are 10 word problems here, all in the same format. Learners are presented with the geometric scenario of a rectangle divided into rows and columns. They must determine, based on the number of each, how many squares are inside the...
Illustrative Mathematics
Comparing Products
How can 5th graders show understanding that 30 x 225 is half of 60 x 225 without completing the computation? They can use an area model and draw it out. An array, or an open array, is an area model that allows for young learners to...
Curated OER
Perfect Squares and Factoring
A teacher guided lesson on perfect squares and factoring. They discuss perfect squares, observe the expansion steps for finding the product, and practice solving problems. They complete a worksheet on perfect squares and factoring.
Curated OER
Ant Writing
Students become effective writers. They need to practice strategies for working through the writing process. By presenting the students with a creative problem, they must choose a position and support it accordingly.
Pennsylvania Department of Education
Multiplication Using Arrays
Explore the concept of multiplication by using arrays. Classmates use arrays to gain a better understanding of multiplication. They break arrays apart to model the distributive property of multiplication over addition. The relationship...
Utah Education Network (UEN)
Picnic Field Day
Using laminated paper cookies, get your class exploring the concept of division. Read them One Hundred Hungry Ants, by Elino R.J. Princzes, and have learners model what is happening with toy plastic ants. There are many more fun...
Curated OER
Sticky Note Math
Sixth graders examine mathematical problems that deal with he division of fractions. Sticky notes are used to model the process.
Curated OER
Computers Can Only Add
Students explore using mathematics to solve problems in base two. After a teacher demonstration of using base two to write numbers. students model similar problems to explore the concept of number systems in different bases. To increase...
Curated OER
Creating the Model
Students comprehend what has been explored in the previous earthquake engineering design lessons, by putting their designs to the test.
They are given pairs a piece of paper, and an empty plastic bottle or can. Students stand the...
Pennsylvania Department of Education
Adding and Subtracting Rational Numbers to Solve Problems
Young scholars explore the concept of probability. In this probability lesson, students use area to determine probability. Young scholars use charts and spinners to help determine the probability of events such as flipping a...
Curated OER
Math: Divide and Conquer - Equivalent Fractions
Students engage in hands-on activities and observe videos to develop fraction skills. In one activity, they create "paper pizzas" complete with original toppings. By swapping pieces, students display whole and unique-looking pizzas.
Curated OER
Algebra: Model Equations
In this algebra equations activity, students learn about equations and answer seven questions solving equations.
California Education Partners
Soccer Snacks
Make the cookies healthy. The assessment task asks pupils to determine the number of cookies they could make based on a given amount of ingredients. Given two sugar substitutes, learners determine which substitute would be better and...
K12 Reader
Converting Fractions to Decimals
After examining a short article on fractions and decimals, readers draw information for the text to respond to a series of reading comprehension questions.
California Education Partners
Summer Olympics
Quickly get to the decimal point. The last assessment in a nine-part series requires scholars to work with decimals. Pupils compare the race times of several athletes and calculate how much they have improved over time. During the second...
Scholastic
Study Jams! Prime Factorization
Deepen the number sense of young mathematicians by exploring the process of prime factorization. Follow along with this step-by-step presentation that explains how factor trees are used to break a composite number down into its prime...
US Institute of Peace
Simulation on Northern Ireland: One Step at a Time - The Derry March and Prospects for Peace
Where does tradition fit in a divided community with violence on both sides? Scholars learn about the marches in Northern Ireland and the many issues surrounding them. They take on roles in the community and try to convince others of...
Curated OER
Understanding Place Value
In this understanding place value worksheet, students, with a partner, problem solve and calculate the answers to seven place value exercises.
Curated OER
Find the Average
In this math instructional activity, students solve five word problems. In each word problem, students solve the problem by finding the average.
Curated OER
Properties of Multiplication
Fifth graders examine the process of multiplication and the relationship between addition and multiplication. They observe the teacher model a variety of problems on the board, and identify properties of multiplication. Students...
Curated OER
Exponents
Ninth graders solve problems involving exponential functions. In this algebra lesson, 9th graders apply their knowledge of exponential properties to add, multiply, divide and subtract exponential functions. They perform these operations...