Curated OER
The Counting Caterpillar
A daily counting routine builds a caterpillar with 100 body segments (marked with symbols to indicate 2s, 5s, and 10s) by the 100th day of school. Provides structured repetition as part of the morning routine so that by 100th day,...
Curated OER
Multiplication and Division within 100
Nothing out of the ordinary here; young mathematicians complete two multiplication and two division problems with whole-number products and quotients. Because the answer is described below, this would work best as an all-class warm up,...
NTTI
Putting Together Ten
Groups explore sets of 10 items in two varieties (i.e. 3 white buttons and 7 black ones, or 5 bears and 5 bunnies). They brainstorm about their objects, write math sentences to represent what they have, and report their discoveries...
National Research Center for Career and Technical Education
Depreciation (Double Declining)
Have you ever been told that your new car begins to lose its value as soon as you drive it off the lot? Aspiring accountants take on the concepts of depreciation and book value through an easy-to-deliver career and technology lesson. The...
Curated OER
Changing It Up
How should a cashier stock a cash register with coins? Learners use mathematical modeling and expected value to determine how many rolls of coins of each type they should place in a cash register.
EngageNY
Making Fair Decisions
Life's not fair, but decisions can be. The 17th installment of a 21-part module teaches learners about fair decisions. They use simulations to develop strategies to make fair decisions.
Charleston School District
Evaluation of Roots
You mean the square root of five and five don't have the same value? Learners estimate the value of irrational roots. As they practice estimating the value, they increase their understanding of roots. The lesson is the fourth in a series...
Curated OER
Roll a Decimal
Third graders take turns rolling the die, and selects an appropriate place to put the digit that was rolled in order to create a number with the largest value possible. They compete by trying to roll the highest valued number with the die.
Curated OER
Number: Fractions
Students explore equivalencies. In this decimals and fractions lesson, students examine number relationships and patterns as they compare whole numbers to decimals. Students complete a worksheet that requires them to convert...
Alabama Learning Exchange
Are Your Numbers Round?
Elementary schoolers investigate how to round numbers to the nearest tenth. In this number sense lesson, learners view a video clip on the Internet to practice rounding numbers. They use place value charts to help aid in the rounding...
Education World
Counting with Marshmallows and Licorice
Here's a tasty lesson on place value! Learners practice counting by ones and tens using mini-marshmallows and licorice sticks. They count and add the mini-marshmallows, and use the licorice sticks to represents tens.
Curated OER
Multiplication: A Treasure Hunt to Two and Three Digit by One Digit Multiplication
Here is a math lesson which has learners practice multiplying two and three digit numbers by one digit numbers. They discuss multiplication strategies and use those strategies to play a game.
Curated OER
Grade 3: Make a Hundred
Third graders roll a die seven times, each time determining whether to add that number of tens or that number of ones to try to make a sum as close to 100 as possible without going over.
Curated OER
Make This Week's Lessons Pop(corn)!
Students create popcorn timelines, maps, and graphs; do popcorn science and math; explore popcorn history and nutrition; and munch leftover popcorn snacks too!,
Broward County Schools
Women's Contributions to the United States
Betsy Ross, Toni Morrison, Sacajawea, Amelia Earhart, Maya Lin, Sally Ride, Judy Baca. No matter the subject area or the grade level you teach you will find much to value in a manual that focuses on the contributions U.S. women have...
Curated OER
Transportation Math
Learners use mathematical operations to examine truck drivers and the math they use everyday. In this transportation math lesson, students read word problems that relate to transportation and the math needed to solve the word problems....
Curated OER
Decimal War
Young scholars practice decimals by playing war. In this decimal lesson plan, students flip over their cards and whoever's card is higher wins those cards. The person with the most cards is the winner.
Curated OER
Chisanbop (Korean Counting to 99)
Students practice their counting skills. For this counting lesson, students discover the Chisanbop method of counting which allows them to quickly count to 99 using their hands.
Curated OER
Scientific Notation
Students explore the concept of expressing numbers in scientific notation. In this scientific notation lesson, students understand the importance of using scientific notation by finding real world examples where scientific notation is...
Curated OER
Units Multiplication Closure Activity
Students practice multiplication. In this multiplication instructional activity, students multiply two numbers and closely examine how multiplication affects the units digit of the product.
Curated OER
"Eggs-ploring" Math with Jellybeans
Learners work in pairs with a small bag of jellybeans to estimate the number of candies in their bags and then figure out how many groups of 10 jellybeans are contained in their bags. They then graph the information using a pictograph or...
Illustrative Mathematics
Kiri's Mathematics Match Game
Learning math is so much more fun when it involves playing games. Following the rules of the classic game Memory, young mathematicians flip over two cards at a time as they look for numbers whose sum or difference is equal to the value...
Curated OER
Put Your Hands on the Values-Math Manipulatives
Fifth graders visit Web sites on the World Wide Web for interactive practice in recognizing place value for numbers. They work in teams of two to practice identifying place values of whole number and decimals by creating place value cards.
Curated OER
Addition And Subtraction of Decimals
Learners participate in a lesson plan of adding and subtracting decimals. They should review place values with decimals before beginning the lesson plan. The lesson plan also includes sample problems for the teacher to use in direct...