Curated OER
Comparison Subtraction Stories
Second graders create stories that model comparison subtraction while using the environmental mats. They suggest situations in which they compare numbers. For example, if one student has 6 nickels and another child has 14 nickels,...
Curated OER
Handling Data: measure of Average
Fifth graders analyze data from a simple table. For this graphing lesson, 5th graders compare distributions. Students recognize that the mean helps them find the formula. Students answer questions on the mean, median, and range.
Curated OER
Number-Line Squeeze
First graders investigate numerals and size by ranking different numbers based upon value. In this number sense lesson, 1st graders practice using the terms smaller, larger, less and more in order to organize numbers on a number line....
Curated OER
Fractions and Decimal Equivalents: Fifth Grade
Sometimes a skeleton is all you get. This lesson plan outline provides teachers with a basic lesson plan flow. Pupils will pre-test, order place value names, use manipulatives, and build and compare numbers. How this is to be done is not...
Curated OER
Operations with Decimal Numbers
Sixth graders demonstrate operations with decimal numbers. In this computation lesson, 6th graders play the game "Diabolical Decimals." The objects of this game is to construct the largest number after rolling a die five times. The...
Curated OER
Sweet Fraction Frenzy
Fourth graders compare and order fractions. In this comparing and ordering fractions lesson, 4th graders make fraction strips from construction paper but pretend that they are candy bars. They use the strips to compare and order...
Curated OER
Equal Shmequal by Virginia Kroll
Students read a book and complete exercises to explore the meaning of 'equals.' In this equal numbers lesson, students brainstorm the meaning of equals and read a story about the topic. Students use manipulatives to study balance and...
Curated OER
Narrow it Down: Numbers
Elementary learners of all ages utilize their number knowledge by playing a 20 questions style game. They participate in a game in which they ask yes or no questions to a group leader in order to discover which number the leader has...
Illustrative Mathematics
Making Cookies
Hooray for chocolate chip cookies! Ask your mathematicians to triple a chocolate chip cookie recipe and then reduce the recipe by one-fourth. Your class may need two days to complete, tripling the recipe the first day and reducing the...
Curated OER
Comparing Physical Activity Choices
A physical activity log will help your elementary students keep track of their activities. Your class will calculate the average number of physicaly active minutes per day. They compare with other students and then estimate the relative...
Consumers Energy
The Cost of Electricity
How much is your toaster costing you every day? Young environmentalists calculate the monetary costs of household appliances based on their average consumption of wattage.
Ohio Department of Education
Multiplying and Dividing in Scientific Notation - Grade 8
Here is really nice set of resources on scientific notation. Eighth and ninth graders explore the concept of multiplying and dividing in scientific notation. In this multiplying and dividing numbers in scientific notation...
Virginia Department of Education
How Much is that Tune?
Tune in for savings! Scholars investigate pricing schemes for two different online music download sites. After comparing the two, they determine the numbers of songs for which each site would be cheaper.
Curated OER
Value Your Digits
Third graders work with place value. In this place value lesson, 3rd graders write three digit numbers and tell the place value of each number. They compare numbers and money, regroup, discuss the value of coins, and count money.
Curated OER
Mystery Number
Students explore numbers 1-100. In this cross curriculum literacy and numeration lesson, students listen to the book More or Less by Stuart J. Murphy. Students play a game with a partner in which they guess the "mystery number"...
Curated OER
Linear Inequalities
Students solve linear inequalities. In this solving linear inequalities lesson, students solve one step inequalities algebraically. Students graph the solutions on a number line. Students compare the graphs of various inequalities such...
Curated OER
Estimating Large Numbers
Young scholars experience large numbers by estimating the number of grass blades in a field. They work in small groups to determine numbers of blades of grass in a small area of a field and apply that to determining the total number of...
Curated OER
Comparing and Ordering Fractions
Students compare and organize different fractions. In this fraction lesson, students use wax paper divided into squares to represent fractions. Students put them in different orders based on their value to complete their mathematics...
Curated OER
Adding and Subtracting With Negative Numbers
Students solve equations with negative numbers. In this addition and subtraction lesson, students review how to add and subtract with positive and negative numbers on a number line. Students discuss the outcomes of adding two negative...
Curated OER
Do Vampires Really Exist?
Students identify and extend a number pattern into very large values. They create and interpret a graph based on their number patterns. Students compare a math model with real-world statistics about the existence of vampires.
Curated OER
What's the Price?
Fourth graders learn about price and comparative shopping. In this price and comparative shopping lesson, 4th graders read Amy Axelrod's, Pigs Go To Market: Fun with Math and Shopping. They use the book to investigate the meaning of...
Curated OER
Variety of Fractions
Students play a fraction game. In this improper and mixed fractions lesson, students discuss the fractions 1/3, 4/3 and 1 1/3. Students learn about the differences between proper fractions, improper fractions and mixed...
Curated OER
Time for a Plumber!
Fourth graders compare amounts of time in seconds, minutes and hours. In this multiplying and comparing time lesson, 4th graders problem solve a plumbing problem scenario to find which amount of time is the least. Students...
Curated OER
Jelly Bean Math
Students estimate, measure, compute, and create patterns using jelly beans. In small groups, they solve various calculations, place jelly beans into groups, invent a new flavor, create a pattern, and complete a worksheet.