EngageNY
Trigonometric Identity Proofs
Proving a trig identity might just be easier than proving your own identity at the airport. Learners first investigate a table of values to determine and prove the addition formulas for sine and cosine. They then use this result to...
EngageNY
Construct an Equilateral Triangle (part 1)
Drawing circles isn't the only thing compasses are good for. In this first installment of a 36-part series, high schoolers learn how to draw equilateral triangles by investigating real-world situations, such as finding the location of a...
EngageNY
Probability Distribution of a Discrete Random Variable
Learn how to analyze probability distributions. The sixth installment of a 21-part module teaches pupils to use probability distributions to determine the long-run behavior of a discrete random variable. They create graphs of probability...
EngageNY
Estimating Quantities
Apply the concept of magnitude to estimate values and compare numbers. The ninth lesson plan of the 15-part series asks learners to write numbers to their next greatest power of 10 and then make comparisons. Scholars begin to understand...
EngageNY
Ratios of Fractions and Their Unit Rates 2
Remodeling projects require more than just a good design — they involve complex fractions, too. To determine whether a tiling project will fit within a given budget pupils calculate the square footage to determine the number of...
Intel
Play Ball!
Math and sports meet on the baseball diamond in the first STEM lesson in a series of six that asks pupils to collect and perform comparative analyses of data specific to baseball. Following the analysis, scholars create a presentation...
EngageNY
Existence and Uniqueness of Square Roots and Cube Roots
Teach cube roots by building on an understanding of square roots. The third installment of a 25-part series asks learners to solve simple quadratic and cubic equations using roots. Scholars compare square roots and cube roots throughout...
Preswick House
Teaching Unit: Invisible Man
Invisible Man is a core text in high school literature classes and one of the most cited works on the AP Literature and Composition exam. Instructors new to using Ralph Ellison's novel and those who have long included it as part of...
Teach Engineering
Scale Model Project
Try your hand at scale models. Scholars create a scale model of an object using a scale factor of their choice. As part of the project, they give presentations on their processes and calculations. This is the last installment of the...
Education Development Center
Rational Exponents
It's rational to root for your class to learn about exponents. Scholars study rational exponents by reading a fictional dialogue between classmates. They analyze the conversation to understand the connection between rational exponents...
Education Development Center
Extending Patterns with Exponents
Don't think negatively about exponents. Young mathematicians dissect a fictional conversation between pupils trying to evaluate an expression with a negative exponent. This allows them to understand the meaning of negative exponents.
Novelinks
Words by Heart: Prefixes/Suffixes Activity
This lesson is so beneficial it makes any teacher's heart skip a beat! After readers identify words from Words by Heart, they break down unknown vocabulary with a handout detailing various prefixes and suffixes. Once they finish...
Kenan Fellows
Industrial Knowledge of Acids and Bases
Over a 10-year period, EPA regulations cost businesses less than $30 billion, while businesses saved over $82 billion. Scholars experiment with acids and bases to better understand the pH scale. Then they debate environmental regulation...
PBS
Women's History: Glass Windows; Glass Ceilings
Discover stories about women's history in beautiful stained glass windows. The second in a three-part series teaches scholars about a famous artistic style of stained glass windows and the influential women that used art to impact...
Reed Novel Studies
Freckle Juice: Novel Study
Is the grass always greener on the other side? Andrew from Freckle Juice seems to think so! He admires his classmate's freckles and wishes he had some of his own, so he purchases a special juice to get them! While reading through the...
Education Development Center
Comparing Fractions
Three heads are better than one. After reading a conversation between three friends about how to compare fractions, scholars analyze and discuss each presented strategy. These include using unit fractions, using benchmark fractions,...
Education Development Center
Adding Fractions with Unlike Denominators
If the fractions don't have a common denominator, make them have one. Learners first read and analyze a conversation of pupils trying to add 2/5 and 1/2. They compare the process of adding fractions to the process of adding quantities...
Curated OER
An Arm and A Leg
Middle schoolers examine how the movements of bones are dependent on the interaction of pairs of muscles. They design and construct a prototype of an artificial limb using a syringe system, and determine whether water or air makes the...
PBS
Breaking it Down
After challenging themselves to correctly choose the form of erosion and length of time required for a given landform to develop, earth science class members model mechanical and chemical weathering with various lab demonstrations over...
Curated OER
Roller Coasters
Twisting and turning through the sky, roller coasters are popular attractions at amusement parks around the world, but how exactly do they work? Explore the physics behind these thrilling rides with an engineering design activity....
National Gallery of Canada
My Upside-Down World!
M.C. Escher is famous for creating optical illusions. Examine this effect in several of his works and discuss the techniques involved. Inspired by the discussion, learners create an imaginary 3-D world inside of a box using various...
NASA
Cleaning Water
From their sweat to the water vapor in their breath, astronauts recycle every possible drop of water while in space. After watching a short video describing the different ways materials are recycled and reused in space...
Speak Truth to Power
Marina Pisklakova: Domestic Violence
After reading Article 3 of the Universal Declaration of Human Rights and discussing background material about domestic violence, class members create a map showing where in their community survivors of domestic violence can get help and...
Shodor Education Foundation
InteGreat
Hands-on investigation of Riemann sums becomes possible without intensive arithmetic gymnastics with this interactive lesson plan. Learners manipulate online graphing tools to develop and test theories about right, left, and...