Curated OER
Exploring Centers of a Triangle: Part 1
Students use problem solving skills, formal geometry, and The Geometer?s Sketchpad. They model and solve two real-world problems by constructing the in center and circumcenter of triangles.
Mathalicious
New-tritional Info
Burning off a Big Mac® doesn't seem like a big feat until you calculate the minutes of exercise necessary to break even. Young mathematicians look at different menu items in relation to different body weights and exercises to calculate...
Alabama Learning Exchange
How Big Can a Bee Be?
Mathematicians analyze the relationships between surface area and volume. They conduct Internet research, conduct various experiments, record the data in a spreadsheet, and graph the results and compare the rate of increase of surface...
Curated OER
Is Bigger Always Better?
Explore rational numbers with the young mathematicians in your class. They will investigate decimals, fractions, and percents before ordering and comparing rational numbers. This multi-day unit includes differentiation activities and...
Curated OER
Tiling Tessellations
Students explore tessellations. In this shapes and geometry instructional activity, students describe the attributes of many of the shapes displayed on an Elmo. Students create examples of tessellations using pattern blocks.
Utah Education Network (UEN)
Candies R Us
A box is fun to make, especially when it's a candy box! These activities help to cement understanding of the difference between surface area and volume. Have individuals measure the surface area of their box in two-dimensions before...
Curated OER
Linear Systems: Symmetric Matrices
In this symmetric matrices instructional activity, students explore the characteristics of symmetric matrices. This two-page instructional activity contains examples and explanations concerning symmetric matrices. Two problems are...
Curated OER
Navigation Across the Seas
Pupils examine nautical navigation and discover the differences between nautical charts and other types of maps or charts. Students practice setting a course, taking a bearing, and dead reckoning. This gives pupils an example of how...
Curated OER
Family Activity: Triangles and Quadrilaterals
In this triangles and quadrilaterals instructional activity, students solve 7 short answer problems. Kids find objects around the house that are constructed from triangles, parallelograms, trapezoids, squares, rectangles. Students sketch...
Curated OER
Free Cell
Fourth graders use algebra to begin solving a problem. The problem has a real world application to engage learners. The main skill is converting fractions and decimals. Also finding the right number sentence for the word problem is...
Curated OER
Words for Algebra
Learners rewrite word problems using symbols. In this algebra instructional activity, students relate algebra to the real world. They identify the correct steps to take when solving word problems.
Curated OER
Comparing Candy Bars
Eighth graders identify that a ratio is a comparison of two numbers and that a proportion is an equation that equates two ratios. They identify the extremes and means of proportions, as well as the product of the extremes equals the...
Noyce Foundation
Snail Pace
Slow and steady wins the race? In the assessment task, scholars calculate the rates at which different snails travel in order to find the fastest snail. Hopefully, your class will move much more quickly in finishing the task!
Curated OER
In Round Numbers
Students explore the concept of rounding. In this rounding instructional activity, students use their calculator to round three digit numbers to the nearest 10 or nearest 100. Students round fractional numbers to the nearest tenth,...
Virginia Department of Education
Similar Solids and Proportional Reasoning
Double the dimensions, quadruple the surface area. Pairs build similar prisms and compare the ratios of their surface areas and volumes to the ratio of the heights. Given two similar cones, partners determine the ratios of the lateral...
Curated OER
The Large and Small of It
Students explore the extreme between the distance to the moon in comparison to the size of a particle of moon dust and solve problems related to the Apollo space missions.
Curated OER
Know the System
Students identify the different systems of equations. In this algebra activity, students solve systems of equations using graphing, elimination and substitution. They use the Ti to graph their systems.
Curated OER
Walk-a-thon
Fifth graders solve word problems. In this math lesson, 5th graders read the word problem and determine what is being asked. Students solve the problem and explain how they reached their solution.
Curated OER
CSI Investigation
Students solve real life situation using the Pythagorean Theorem. In this geometry lesson, students calculate the length, midpoint and slope of segments. They solve word problems using properties of square roots.
Curated OER
When Am I Ever Going to Use this?
Students solve problems using equations and properties of integers. In this algebra lesson, students solve problems using ratio and proportion and graph their answers on a coordinate plane. They solve word problems using geometry.
Curated OER
Colorful Solutions
Fourth graders complete a coloring activity and consider where like fractions are actually used in real-life situations. They problem solve in groups using fractions with common denominators.
Curated OER
Calculator
Students explore the calculator utility function on a Macintosh computer. In this calculation lesson, students launch the calculator feature and complete a problem solving worksheet.
Curated OER
Geometric Basketball Court
Students calculate the area and perimeter of a basketball court. In this geometry lesson, students differentiate between similarity and congruence of geometric objects. They test conjectures and use it to solve problems.
Curated OER
What Does Percent Have to Do With It?
Fourth graders go shopping for a real life experience involving percent. They explore the concepts of sales tax and discount prices.