CK-12 Foundation
Simple Interest
Mathematicians manipulate a mountain of money to solve six questions about simple interest. Question types include several multiple-choice and one discussion.
Shodor Education Foundation
Playing with Probability
Review basic probability concepts with your class using different-colored marbles in a bag. Then pair up learners and have them play a cool online interactive game in which they race miniature cars using the roll of a die or...
Curated OER
Multiplying With Nine As A Factor
Elementary math minds complete various activities to memorize the multiples of nine. They watch a PowerPoint presentation and demonstrate the finger trick. Unfortunately the link to the multiplication activities does not take you...
Curated OER
Area of Tangram Pieces
Mathematicians calculate the area of a tangram piece without using formulas. They use a geometry journal to record activities during this lesson. They make a set of tangrams and use them to compute area. They use...
Curated OER
Linear Programming
Students explore inequalities to determine the optimal solution to maximize a profit for a company. In this linear programming lesson, students discover how to graph inequalities and how to determine the algebraic representation of a...
Discovery Education
Subtraction with 3-Digits Numbers #1
Looking for a simple way to practice 3-digit subtraction? Use this review page to reinforce your second and third graders' subtraction skills. It includes twenty problems for them to solve, as well as five problems using money. Useful as...
MENSA Education & Research Foundation
Shapes - Kindergarten
Extend scholars' learning experience with a unit consisting of five shape lesson plans, an extension activity, assessment, and rubric. Begin by reading a story about shapes, then conduct an overview and assign pupils' their first...
Curated OER
Dividing by Ones
Fourth graders who are learning about long division use a worksheet to gain practice in solving problems that have remainders. They practice using remainders in the form of fractions, and in the form of units. There are 12 problems to...
Curated OER
Common Procedure Costs
Kids never think about the cost of medical expenses, because they never think they'll get hurt. To better understand personal financial planning, learners research common medical procedures and their costs. They use a worksheet and the...
Curated OER
Sitting across from Each Other
What is the probability that two randomly seated people will be across from each other at a square table? Check learners' understanding of theoretical probability and compound events with this short assessment. A great opportunity to...
Shodor Education Foundation
Sets and the Venn Diagram (Beginner)
Venn diagrams are helpful in understanding the idea of a set and using attributes to sort items. This basic plan is an introduction with an added bonus of an applet that can be used to demonstrate the activity. If a classroom of...
Illustrative Mathematics
Right Triangles Inscribed in Circles I
One of the basic properties of inscribed angles gets a triangle proof treatment in a short but detailed exercise. Leading directions take the learner through identifying characteristics of a circle and how they relate to angles and...
Mathed Up!
Circle Theorems
Explore theorems involving circles. Individuals watch a video that reviews the basic parts of a circle. They learn about circle theorems and compete a worksheet of problems that use these theorems — putting their skills to work right away!
Illustrative Mathematics
Regrouping
What number does 6 tens and 16 ones represent? How is it different from or similar to the number that 7 tens and 6 ones represent? This is the type of questions learners are asked to solve as a way to understand the concept of regrouping.
Curated OER
Pizza Fractions
Everyone loves pizza! Learners define fractions and use manipulatives to calculate fractions. Kids cut circles to represent various fractional parts of a pizza. Some accommodations are included.
Curated OER
Building Brilliant Bar Graphs
Everything you need for a mini-unit on bar graphs is included in this lesson plan! It outlines three lessons and includes worksheets. Learners taste pretzels, shoot baskets (switching off hands), and grab candy, graphing results...
Curated OER
When Are We Ever Going to USE This MATH?
Fourth graders engage in discussion of various occupations and learn where math fits into the scheme of things. They are diagnostically assessed to determine proficiency in computer, writing, and problem-solving mathematical skills set...
Curated OER
Math Skills for Everyday: Filling Out Income Tax Forms
Students accurately assess their own income taxes using actual tax forms. They read and fill out the proper forms.
Curated OER
Math Quilts
Young scholars examine geometric shapes. In this geometric shape lesson plan, students examine how geometric shapes flip, turn, and slide to create a pattern. Young scholars analyze the role that quilts played in helping slaves escape...
Curated OER
M&M Math
Students develop mathematical awareness. In this early math instructional activity, students predict the number of M&M candies in a bag, sort them into colors, and count them.
Curated OER
Geo Jammin' By DeSign - Day 1, Lesson 1: Math in Motion
Second graders, through large screen monitor, study geometric design. They participate in a diagnostic assessment in which they use pnecils, scissors and paste.
Curated OER
Math 4 - Act. 06: Spaghetti and Meatballs for All
Fourth graders use manipulatives to practice math patterns.
Curated OER
Pyramids with Basic Bases
Students explore pyramids. In this math lesson, students discuss where they have seen examples of pyramids. Students classify pyramids as three-dimensional figures and identify their attributes.
Curated OER
Candy Math
Second graders utilize candy to complete various basic math problems. Individuals sort candies, solve addition problems, and create graphs using the candy. Each student completes the assignment by comparing and contrasting selected...