Illustrative Mathematics
Equal Area Triangles on the Same Base II
A deceptively simple question setup leads to a number of attack methods and a surprisingly sophisticated solution set in this open-ended problem. Young geometers of different strengths can go about defining the solutions graphically,...
02 x 02 Worksheets
Absolute Value Equations and Inequalities
Demonstrate the meaning of an absolute inequality using three different methods. Here, scholars explore absolute value inequalities through graphing, number line distance, and compound inequalities. Pupils complete various activities to...
Education Development Center
Finding Parallelogram Vertices
Four is the perfect number—if you're talking about parallelograms. Scholars determine a possible fourth vertex of a parallelogram in the coordinate plane given the coordinates of three vertices. They read a conversation...
Mascil Project
Teaching Geometry Through Play
Puzzle your way through to a new understanding of area. Scholars learn about the area of polygons through equidecomposability, the idea that polygons that can be decomposed into the same set of pieces have the same area. By using...
American Statistical Association
EllipSeeIt: Visualizing Strength and Direction of Correlation
Seeing is believing. Given several bivariate data sets, learners make scatter plots using the online SeeIt program to visualize the correlation. To get a more complete picture of the topic, they research their own data set and perform an...
Rochester Institute of Technology
Roots of Quadratic Equations
A five-page worksheet packet guides young mathematicians through solving standard form quadratic equations using the quadratic formula. They can identify the radical sign, the discriminant, and see the three options for finding...
Curated OER
Buses
Busy buses bustling back and forth. In this middle school assessment task, learners use information given in a graph to answer questions about bus schedules. They then determine how many times a bus passes by other buses going in the...
West Contra Costa Unified School District
Parallel Lines Cut by a Transversal
Parallel lines seem so right for each other. It's too bad they'll never, ever meet. Learners use tracing paper to discover relationships among angles formed by two parallel lines cut by a transversal. They apply this information to find...
Curated OER
Proving For The Crew
Students write math questions that pertain to the Lewis and Clark Expedition. For this math lesson, students utilize resources in the classroom to help write mathematical questions and answers that relate to the Lewis and Clark...
Curated OER
Mental Multiplication and Division
Students practice multiplication and division problems using mental math. They play the online game ArithmAttack to complete as many multiplications or divisions as possible in 60 seconds. Afterward, they complete a paper based follow up...
Curated OER
Word Clue and All About Me Problem Solving
Fifth graders practice solving word problems using highlighted strategies. In this word problem instructional activity, 5th graders brainstorm and use words as clues that indicate the math operations that will be used to solve...
Curated OER
Decimals, Percent and Scientific Notation
In this decimals, percent and scientific notation activity, 9th graders solve various types of problems that range from shading an indicated part of a shape to calculating using scientific notation to express their answer. They express 3...
Curated OER
Melodies and Math: Creating Music with Non-Traditional Instruments
Review the 4/4 and 2/4 time signatures in music with a helpful music theory lesson plan. Young musicians experiment with electronic sounds and create their own musical performance using instruments made from materials found in the...
Curated OER
Investigation - Staci's New Car
Sixth graders solve math combination problems. In this combination problem solving lesson, 6th graders participate in a teacher led session in which they use tree diagrams and organized lists to determine all of the possible combinations...
Curated OER
ACC Basketball Statistics
Students use math skills and create a spreadsheet. In this statistics and computer skills lesson, students gather ACC basketball statistics, convert fractions to decimals and then percents. Students use the gathered information to create...
Curated OER
What Can the Wind Blow?
Students observe math and science concepts no matter which way the wind blows. In this early childhood problem solving lesson, students will develop science, math, and observation skills as they learn about the wind.
Curated OER
Deep Sea Drilling
Students explore ocean vessels that drill the ocean floor. In this ocean drilling lesson plan, students watch videos about drilling the ocean floor and discuss. Students get into groups, go outside and use string to mark off...
Curated OER
Comprehension of Word Problems
Students solve word problems using a graphic organizer. In this problem solving lesson plan, students are introduced to the included graphic organizer and are taught how to use it for solving word problems. Students write the required...
Pennsylvania Department of Education
Volume of Regular and Irregular Objects
Fifth graders examine patterns and relate to equations to solve math problems. In this patterns activity, 5th graders diagram, graph, use models and use tables to solve equations for real world problems.
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
Multiplication & Division Word Problems
Show your class all the hard work you have put into their lesson by showing this PowerPoint presentation. They will not only be proud of you, but it will help them solve multiplication and division word problems using the algorithms.
Curated OER
Electronic Circuit Design
Students design circuits to power 3-9 volt devices such as CD players or flashlights. After measuring the voltage and current requirements for the item, they design a loaded voltage-divided circuit to power it. Students work in teams to...
Curated OER
Times Tables - Multiplication
Introduce students to multiplication through this fantastic math worksheet. Provides beginners with an explanation of multiplication as repeated addition using pictures to help students visualize the meaning and process of multiplying....
Teach Engineering
Exploring Energy: What Is Energy?
...Then the water heater exploded like a bomb. Using a video of an exploding water heater, the resource presents the definitions of energy, potential energy, and kinetic energy to be used in later lessons of the unit.