CK-12 Foundation
Square Roots and Irrational Numbers: Estimating Radicals
Try out a resource using triangles to estimate radicals. An interactive app allows learners to approximate some irrational numbers involving square roots. They find the two consecutive numbers that an irrational number lies between...
CK-12 Foundation
Length of a Plane Curve
Challenge your class to use straight lines when estimating the length of a curve. An engaging interactive allows individuals to place line segments one after another along the arc. Learners determine that the more lines used, the better...
Curated OER
Virtual Field Trip
This hands-on resource has future trip planners analyze graphs of mileage, gasoline costs, and travel time on different routes. While this was originally designed for a problem-solving exercise using a Michigan map, it could be used as a...
Curated OER
Inch By Inch
Students explore the concept of measuring length using a one-inch pipe cleaner "inchworm." They listen to the story "Inch By Inch by Leo Lionni and discuss how the animals were measured by the inchworm in the book. In pairs students...
Curated OER
Making Benchmards--Length
Young scholars explore the idea of having Benchmarks to estimate the length of given objects. Students demonstrate acquired knowledge of the basic units of length by making reasonable estimates. Young scholars create a personal benchmark.
Curated OER
Capacity
Eighth graders explore the term capacity and understand the word's meaning. They participate in several lab stations set up around the room in which they will estimate how many scoops it will take to fill the container. They then will...
Curated OER
Introduction to Restoration Lesson
Students explore how pollution and invasive plants disrupt the ecosystem. In this restoration instructional activity students list materials that pollute wetlands, how people can keep them clean and ways in which invasive plants...
Pennsylvania Department of Education
Length and Perimeter
Third graders explore tessellations and the spatial concepts used in creating them. In this tessellations instructional activity, 3rd graders rotate, reflect and transform shapes to create tessellations. Students become...
Curated OER
Rounding to the nearest ten
Third graders use a hundreds chart and number line to round to the nearest ten. In this rounding numbers to ten lesson, 3rd graders navigate an online activity to round numbers. Students complete a worksheet and share...
Curated OER
Traditional American Indian Lodges
Students explore the mathematical properties of traditional American Indian lodges. They examine the effect of increasing sides of a polygon, calculate the surface area of prisms and cylinders, and construct a classroom size pyramid...
Curated OER
Measuring Angles
Middle schoolers explore angle measure as they estimate angle measure and measure and draw angles of less than 360 degrees. The instructional activity emphasizes the use of estimation when measuring angles.
Curated OER
One Good Turn Deserves Another
Students make observations about shapes and 1-, 2-, and 3-dimensional objects. They conduct observations and make predictions regarding transformations of simple geometric shapes. They identify shapes that occur in household items.
Curated OER
Our Own City
Students will construct their own functioning city. Each day students will add to the city requiring adjustments and planning. They solve problems caused by increase in human settlement such as stacking houses creating apartments so that...
Curated OER
Dividing by 4's
Third graders explore math functions by completing problem solving activities. In this division lesson, 3rd graders utilize the division strategies acquired earlier to divide multiple digit numbers by 4's. Students complete problems on...
Curated OER
Metric Meals
Sixth graders investigate metric measurements. In this metric measurement activity, 6th graders explore mass, capacity, and length. Students examine graduated cylinders and balance scales to obtain measurements. Resources are provided.
Curated OER
Jelly Bean Math
Students estimate, measure, compute, and create patterns using jelly beans. In small groups, they solve various calculations, place jelly beans into groups, invent a new flavor, create a pattern, and complete a worksheet.
Curated OER
Pendulum Motion
Students explore questions which cannot be handled with simple pendulums, and examine both the usefulness and the limitations of approximations in science. A Java applet created from a Stella model is included.
Curated OER
The Internal Density and Mass of the Sun
In this sun worksheet, students read about calculating the internal density and mass of the sun. Students use a given formula for the internal density of the sun's gases which students use to solve four mathematical problems.
Curated OER
Amazon Rainforest Conservation, Brazil
Students explore rain forests. In this rain forest lesson, students participate in a "BioBlitz" of their schoolyard, observing and recording every living thing in a designated area. Students visit websites about rain forests...
Curated OER
Multiplying with Packages and Letters
Learners explore multiplication. In this multiplication problem solving lesson, students view a video clip which demonstrates loading a truck with packages. Learners fill in a blank array to represent 1"X 2" and the multiples when...
Curated OER
Fall Plowing: Drawing to Scale
Middle schoolers explore coordinates and scale drawings. In this drawing to scale lesson, students discuss symmetrical and asymmetrical shapes, geometric, shapes and estimation of size. Middle schoolers recreate a portion of a...
Curated OER
Special Snack
Learners explore grocery store circulars to choose items for a snack. In this snack math lesson, students must plan a class snack for $20.00. Learners create a list estimating costs. Students view lists and choose one for...
Curated OER
The Sum of Our Integer Intelligences
Students complete tasks. In this Seven Intelligences instructional activity, students complete a variety of activities that are all based on the seven different intelligences humans are supposed to possess based on Dr. Gardener's theory....
Curated OER
The Yo-Yo Problem: Solving Linear Equations
Students compute the length of time it will take to save enough money to purchase a yo-yo. For this math lesson, students create a design with pennies and write the associated linear equation. In this linear equations lesson, students...