Curated OER
Systems of Equations and Real Life
What a great classroom resource! The intention of this lesson is to show that real-world math can and should be applied to the community in which your students reside. The class relates properties of equations to solving for species...
Curated OER
The Very Busy Spider
Youngsters explore visual arts by participating in a geometry identification activity. They read the book The Very Busy Spider and identify the techniques spiders use to create webs. Have you ever noticed that their webs are geometric...
Teach Engineering
Keepers of the Gate Journal and Brainstorm
The second segment of a seven-part series reviews the challenge of determining whether gargling with salt water helps a sore throat. Individuals journal what they know about the challenge and what they are trying to figure out to...
Curated OER
Comparing Fractions
Young mathematicians compare two fractions with like denominators and then move to the next level to compare fractions with unlike denominators. They will first try to use mental math to make educated guesses. There are a few guidelines...
Alabama Learning Exchange
Place Value Party
Help your young mathematicians master three-digit place value with a hands-on activity that builds on their social orientation. They create a place value house from construction paper and sort "number friends" according to which house...
Curated OER
Using Random Sampling to Draw Inferences
Emerging statisticians develop the ability to make inferences from sample data while also working on proportional relationships in general. Here, young learners examine samples for bias, and then use random samples to make...
Workforce Solutions
Miniature Gulf Coast Project
Scholars show what they know about data collection and analysis with an activity that examines a smaller population of Houghton, Texas. Independently or in pairs, learners identify their research question, gather, graph, and analyze...
Curated OER
Back To the Basics: Measurement
Lead the class in a review of the basic concepts and procedures involved in measuring length, weight, and volume. After whole group instruction, small groups and individuals practice measuring by completing a variety of fun activities...
Curated OER
Congruent Polygons: Copying Stretchy Shapes
Third graders investigate congruent polygons through dance. In this congruency lesson plan, 3rd graders do the "brain dance" as a warm up. They review polygon names by singing "The Polygon Chant," before mirroring congruent shapes with a...
Curated OER
Solve Word Problems of Equal Share
Youngsters solve division word problems. They will make their own division word problems using objects in equal groups. They share how they solved their problem with the class. Division worksheets are included to support the process....
Curated OER
Mining Shapes
In this 2-D shapes activity, kindergarteners review plane shapes attributes. They engage in a shape hunt in the classroom and create art using plane shapes. A good, hands-on activity!
EngageNY
Using Matrix Operations for Encryption
Data encryption is an important security measure for sensitive data stored on computers. Pupils learn how to utilize matrices for creating code. They also get a great review of matrix multiplication, inverse matrices, and the identity...
DK Publishing
Subtracting Big Numbers, part 2
Get some subtraction practice with a multi-faceted math worksheet. After reviewing two sample subtraction problems at the top of the page, third graders solve for the differences of vertical problems, horizontal problems, and word...
Curated OER
Subtraction Practice, Part 4
In need of some subtraction practice? Here is a good review or quiz activity to reinforce your subtraction lesson. Twenty-four problems include subtracting two-digit numbers, most of which involve carrying. The last fifteen problems use...
Curated OER
Subtraction Practice, Part 2
For a quick subtraction drill, these 17 problems are a great addition to your math lesson. All problems use multiples of ten, ranging from 10 to 90. Use the activity as a timed quiz or more thorough review assignment.
DK Publishing
Times Tables for Division #5
Reinforce basic division skills with 60 division drills. Each problem divides a two-digit number by a one-digit number, and provides a space for third graders to write their answers. Use the activity as a timed test in class or as an...
Curated OER
Multiplication
Students practice their multiplication facts by reinforcement and repetition. Students write facts in their math journals, and use labeled soccer ball and deck of cards to practice multiplying by "number of the day." Play continues until...
Shodor Education Foundation
An Introduction To Quadrilaterals
Young geometers investigate and apply properties of quadrilaterals. After a review and discussion of key terms, students use a computer applet to explore four-sided figures and classify them according to their attributes. The...
DK Publishing
Putting Numbers in Order, Numbers Up to 9,900
Put these big numbers in order! Fourth graders review the example at the top of the page before putting 16 sets of 4-digit numbers in order from smallest to largest. You can cut the three sections of problems into strips of paper for...
Curated OER
Times Tables Practice Grids #3
Get some practice with times tables! Six grids reinforce multiplication skills with single digit numbers. Use the instructional activity as a review tool for an upcoming multiplication assessment.
Curated OER
Pythagorean Theorem by Graphic Manipulation
There are many different ways to show a proof of the Pythagorean Theorem. Here is a nice hands-on paper cutting activity that shows a graphic representation. You can even challenge your young Pythagoreans to come up with their own...
Curated OER
Living in a Geometrical World
Students participate in a series of hand-on, online, and multimedia activities to examine 2 dimensional and 3 dimensional shapes. They describe common geometric solids. They construct rectangular prisms using straws and ribbon.
NY Learns
Investigation - Looking at Polygons
Middle schoolers construct polygons by plotting points on a coordinate plane. Pupils connect the points and identify which polygons they have drawn. They will need graph paper to carry out the assigned activities. A vocabulary list,...
American Heart Association
Pi Day
Did you know a mathematician's favorite dessert is a fruit "pi"? By participating in a fruit cutting activity, young mathematicians realize one constant—the ratio of a circle's circumference to its diameter is always pi. It is a perfect...