Project Maths
Trigonometric Functions
From a circle to a cycle! The final activity of a five-part series challenges learners to use points from the unit circle to plot a repeating pattern. The repeating patterns become the graphs of the trigonometric functions. Scholars...
Curated OER
Foliage Tracker
Young scholars discuss the change of leaf colors and the role that climate and elevation play in those changes. They then track leaf changes, input data, and graph foliage changes with a free online tool.
Project Maths
The Unit Circle
It's not just any circle—it's the unit circle. The fourth lesson in the series is an introduction to the famous unit circle. While working through a series of activities, young scholars learn the components of the unit circle and how to...
Project Maths
Integral Calculus
From derivatives to antiderivatives and back again. Building on the second lesson of the three-part series covering functions, learners explore the concept of an antiderivative. They connect the concept to the graph of the function and...
Curated OER
Radical Equations
This task gives geometry learners practice in solving radical equations in one variable and zeros in extraneous solutions.
American Farm Bureau Foundation for Agriculture
Shapes in Agriculture
It's time to get crafty with shapes! Your future farmers demonstrate their geometric ability by building a farm using triangles, circles, rectangles, and squares. But first, scholars take part in a brainstorm session inspired by their...
EngageNY
Prove the Pythagorean Theorem Using Similarity
Amaze your classes with the ability to find side lengths of triangles immediately — they'll all want to know your trick! Learners use the Pythagorean Theorem and special right triangle relationships to find missing side lengths.
EngageNY
The Scaling Principle for Area
As they investigate scaling figures and calculate the resulting areas, groups determine the area of similar figures. They continue to investigate the results when the vertical and horizontal scales are not equal.
EngageNY
Putting It All Together
Shuffle 'em up and deal! Learners practice operations with polynomials using cards they pass around the room. The activity works with pairs or individuals, so it offers great flexibility. This is the fifth installment in a series of 42...
EngageNY
Distance and Complex Numbers 2
Classmates apply midpoint concepts by leapfrogging around the complex plane. The 12th lesson in a 32 segment unit, asks pupils to apply distances and midpoints in relationship to two complex numbers. The class develops a formula to find...
August House
Go to Sleep, Gecko
Use this multidisciplinary lesson to delve into these subjects: English language arts, math, science, drama, and character education. After reading, discussing, and making interpretations about Go To Sleep, Gecko!: A Balinese...
Illustrative Mathematics
Return to Fred's Fun Factory (with 50 Cents)
The penny arcade gets the statistics treatment in this fun probability investigation. A non-standard game of chance is described and then the class is set loose to find missing probabilities, determine common outcomes, and evaluate...
Bowland
Sundials!
Time to learn about sundials. Scholars see how to build sundials after learning about Earth's rotation and its relation to time. The unit describes several different types of possible sundials, so choose the one that fits your needs — or...
Curated OER
Mathematical Modeling, Circular Movement and Transmission Ratios
Young scholars perform an experiment with different sizes of followers (from an easy to follow set of teacher directions) and record their observations. They test the rotations of the driver compared to the rotations of a follower and...
Curated OER
Number Stories
Young scholars write and solve various number stories. They solve number stories using one, two and three digit numbers. Students practice writing sentences using the following 6+1 traits, ideas and content, organization, word choice and...
Curated OER
Measure for Munchies
Fourth graders are introduced to the various types of measurements. Using a recipe, they practice measuring out the correct amount of ingredients while making the food. They also practice using a scale and following the directions on a...
Curated OER
TI-Nspire Activity: What Does Your Representation Tell You?
By learning to select the best representation for three meal plans, students compare three meal plans to determine the best choice. Data for the meal plans is sorted on a table, as an algebraic equation, and graphed on a coordinate grid....
Curated OER
Leaving on A Jet Plane
Students create an airplane by listening to directions. They also to measure the pieces for the airplane and compare and contrast their test flights.
Alabama Learning Exchange
Inch by Inch
Third graders listen to a read-aloud of Leo Lionni's, Inch by Inch before measuring a variety of items using both standard and metric units. They record the measurement data and follow a recipe for dirt pie.
Curated OER
Lesson 12: Ho'olaulima: Let's Make a Hawaiian Garden
Second graders grow a classroom garden that acts as a living laboratory for cross-curricular activities. In this classroom garden lesson, 2nd graders follow directions to build and plant a garden that is used to teach math, science, and...
Baylor College
Using Heat from the Sun
Let's heat things up! This simple experiment demonstrates for young scholars the important role the sun plays in providing the earth with energy. Place one cup of water in direct sunlight and one in shade, then take measurements in order...
Baylor College
Measuring and Protecting Skin
Several subjects are addressed within the context of a science instructional activity about the sun's ultraviolet rays. Elementary earth scientists consider protection of the skin with sunscreens (health), estimating and measuring...
Curated OER
Exploring Polygons and The Greedy Triangle
Excellent instructional activity! Anne Linehane's geometry story, The Greedy Triangle, offers an opportunity to practice forming various types of polygons with your learners. Using elastic bands (or Chinese jump...
Curated OER
Fractions and Paper Folding
In this fraction lesson, students manipulate paper by folding it to create different shapes and sizes, they explore the concept of fractions, and discuss their observations as a class. This is a great lesson for getting students...