Curated OER
Investigating the Pythagorean Theorem
Students problem solve a series of problems based on the Pythagorean Theorem. They apply the theorem to a number of scenarios.
Curated OER
Dan's Badge
Learners solve a math problem using area formulas of circles and squares. They read and discuss the problem, analyze images of badges, reconstruct the badge from the problem using circles and rulers, and share the solution with the class.
Curated OER
Area and Volume Metric Conversions - Grade Seven
Students investigate unit conversion. For this unit conversion lesson, students will build models of square and cubic centimeters using grid paper and generate formula tables for converting units of area and volume. The tables will be...
Curated OER
Alien Invaders!
Students play math detectives and solve a series of story problems or word problems in order to finish an adventure. The activity connects math and reading while reinforcing critical thinking and problem-solving skills
Curated OER
Fruity O Fractions
Fifth graders become mathematical problem solvers using cereal to help demonstrate fractions and equivalent fractions. They use a graph to represent the data, and to compare fractions.
Curated OER
The Treasure Map
Third graders problem solve using drawings and map interpretations. They preview graphs and Cartesian geometry. They follow directions on a map using a grid and compass references while simulating they are reading a pirate map.
Illustrative Mathematics
Anna in D.C.
The amount of tax and tip on a restaurant bill is a common example used in percent problems. Here, learners only know the total amount paid, and they need to figure the itemized amounts. Solutions using a ratio table, using knowledge of...
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
Doghouses, Doors and Design
Students engage in active problem solving as they create a design for a doghouse.They work in collaborative groups to complete their task. In addition, they explore numerical problems and develop unique strategies to assist them with...
Curated OER
U.S. Customary and Metric Conversions
Students convert U.S. customary measurements into larger or smaller units with the help of conversion charts. They are explained that they are going to use conversion charts in problem solving situations. Pupils use a calculator to...
Curated OER
Ranchers and Patterns
Fifth graders engage in problem solving. In this patterns instructional activity, 5th graders are presented with a problem regarding ranching that they solve as a class. Students watch a video about how patterns are used in the real...
Curated OER
Three Little Kittens: Addition Booklet
Students explore math problem solving strategies while reading a nursery rhyme. For this addition lesson, students learn math skills such as solving simple equations, graphing data and extending patterns while reading The Three Little...
Curated OER
Prime and Composite Numbers
Prime and composite numbers are the focus of this mathematics lesson. In it, learners practice techniques for identifying these two types of numbers. They utilize the Inspiration program to complete a task that is clearly explained, and...
Curated OER
5c And 9c Stamps
Fifth graders devise and use problem solving strategies to solve a post office math problem. They describe what it means for a sequence to carry on infinitely, identify patterns in linear combinations of numbers, and discuss the amounts...
Curated OER
Understanding Rational Numbers and Proportions
Students explore parts of a whole. In this fraction lesson, students determine what makes a fair share. Working with manipulatives, students solve mathematical problems containing fractions.
Curated OER
Can You Measure This?
Fifth graders design their own house, while also using problem-solving skills involving perimeter and area. They exchange houses with a partner and find the perimeter and area of the window, doors, and front side of the house.
Curated OER
A Fiedl Study of an Integral Species
Young scholars compile baseline population information on a local species. They design and conduct a scientific investigation of a local species. Students interpret, analyze and communicate results based on sound scientific and...
Curated OER
Areeas of Parallelograms and Triangles
Twelfth graders are able to deduce the area of polygons by using several methods such as coordinate method. They are able to apply the area of polygons to real life situations. Students apply the Pythagorean Theorem in problem solving...
Curated OER
Snake in the Grass: Capture/Recapture Activity
Learners estimate the total number of species in Ecuador using the capture/recapture method. They collect data about each species and act as members of a science expedition to determine the total number of species by using mathematical...
Curated OER
Peat Pots
Students place a peat pot in water to observe and calculate the rate of capillarity in a model of a soil. This task assesses students' abilities to make simple observations, collect, record, and represent data, use a data table to...
Curated OER
As the Bird Flies
Students investigate the properties of lines and congruent triangle theorems as well as apply geometric properties and relationships to real-world mathematical problems. Given two different scenarios, they examine maps that have been...
Curated OER
Sports Math
Fifth graders participate in a variety of sports related problem solving equations that involve fractions, decimals and percents. They explain the relationships and equivalences among integers, fractions, decimals and percents with a...
Illustrative Mathematics
Extensions, Bisections and Dissections in a Rectangle
Gaining practice in translating a verbal description into a diagram and then an equation is the real point of this similar triangles exercise. Once the diagram is drawn, multiple methods are provided to reach the conclusion. An effective...
Missouri Department of Elementary
How Does a Friend Act?
Two puppets showcase social skills while scholars decide whether their actions are positive or negative. Learners take turns with the puppets, acting out scenarios with a peer while the rest of the class decide if they're being a good...