Curated OER
Adding and Subtracting Decimals
Students practice adding and subtracting numbers with decimals. In this decimals lesson plan, students use grid paper and money to learn how to add and subtract decimals.
Curated OER
Working Watermelon
You're going to wish you had a watermelon for this lesson! Class members read about watermelons and make a salad in class to sample. They also perform estimates, measurements and calculations on a watermelon. They predict what percentage...
Curated OER
Miles Mania- Rounding to the Nearest Hundred Worksheet
In this mileage and rounding worksheet, 3rd graders read distances between cities as shown on a map at the top of the page. They fill in a table using the names of the cities as determined by the rounded mileage between them. They answer...
Curated OER
Making Rectangles
Students study rectangles. In this math instructional activity, students use numbers, measurements and geometry to draw rectangles of varying sizes.
National Security Agency
Borrowing from Our Neighbors
Young mathematicians explore two-digit subtraction. They will investigate multiple ways to subtract numbers involving regrouping. Resources are provided.
Curated OER
Marshmallow Moosy
Students stack several different colored marshmallows-one on top of the other-in the tall cylindrical container. They ct a cardboard disk to fit snugly inside of the container on top of the marshmallow stack using a compass if necessary....
Curated OER
Money Booklet
Students practice handling money by examining different world currency. In this economics lesson, students utilize a coin booklet to trace individual coins and draw bills, later coloring them in their traditional colors....
Curated OER
To Infinity: A Numbers Game
Students explore number values by participating in a class game. In this number sense lesson, students utilize dice, cards, and chess pieces to move their piece closer to the end of a number line, the point of infinity. Students answer...
Curated OER
Count Coins and Bills
Pupils study the names and values of different denominations of paper money, count sets of money that include both coins and bills. They complete a money chart, read and solve word problems.
Curated OER
Spending Spree
Students collect objects to use in a classroom store. In groups, they must place a value on each object and take turns spending their fake dollar in the store. They predict how much they can buy and use addition and subtraction to...
Curated OER
Cuisenaire Chefs
Students study the fractional values of Cuisenaire rods while working with favorite family recipes.
Curated OER
Water Pressure Blaster
Third graders complete an experiment to introduce them to the concept of water pressure. In this water pressure lesson plan, 3rd graders create pressure in a water bottle and observe the force of water that is created.
Curated OER
Learning to Add and Subtract
Young learners practice addition and subtraction to solve problems. They use a webquest application to model how to solve math problems using pictures, words and numbers, and also practice using multiplication and division.
Curated OER
Get it Straight Mr. Decimal!
Students work with decimals. In this decimal lesson, students participate in a hands-on group activity that enable them to review to how to appropriately add and subtract decimals.
Curated OER
Reciprocal Learning-Decimal Review
Students use reciprocal learning to coach one another in review of their prior learning about decimals. For this peer reciprocal learning decimal review lesson, students participate in conversation, accountability, roles and...
Curated OER
3 dimensional shapes
Students play a bingo game to classify 3 dimensional shapes. For this 3 dimensional shapes lesson plan, students identify, describe, and classify shapes by playing a bingo game.
Alabama Learning Exchange
Number Clues
Students practice problem solving. In this number identification lesson plan, students practice identifying numbers based on clues or characteristics given. They also work in groups to identify the clues for given numbers.
Curated OER
Expanded, Standard and Written Forms
Students explore expanded, standard, and written forms of numbers. In this number sense lesson, students examine the various ways of writing numbers as they complete a Venn diagram activity.
Pennsylvania Department of Education
Round Numbers to Nearest Ten or Hundred
Third graders review telling time. For this lesson on telling time, 3rd graders discuss various items that show length of time, including clocks, calendars and sand timers. Students review and practice what they already know about...
Curated OER
In the Bag!
Students calculate how many quarters are in a $1,000 bag (after learning the dollar value of filled coin bags). They explain their problem-solving strategy using pictures, numbers, equations, and/or words.
Curated OER
Oral Language in Mathematics
Third graders examine fractions by descriptively writing about them. For this number sense lesson, 3rd graders read number sentences and compare fractions based on their size. Students explain fractions to a friend by writing a friendly...
Pennsylvania Department of Education
How Many Ways?
Students estimate the amount of money they have in groups of pennies, nickels, and dimes. In this money lesson plan, students then count up the amounts they have and exchange money amounts.
Curated OER
Millions, Billions, Trillions
Students use real-world data to compare the relative sizes of millions and billions, and exponential growth. They use the salaries of famous people such as, Michael Jordan and Bill Gates to understand this math concept.
Curated OER
What's in the Bag?
Help your students identify the attributes of two-dimensional shapes. They read the book Round is a Mooncake, and use pattern blocks to sort shapes. Students sort shapes according to their attributes.