Illustrative Mathematics
Miles to Kilometers
Can your mathematicians come up with an easy way to convert miles to kilometers? Start by asking learners to write an algebraic expression for each of the descriptions given. Once they determine that they are both the same, ask...
Illustrative Mathematics
Dan’s Division Strategy
Can Dan make a conjecture about dividing fractions with the same denominators? That is what your scholars are to determine. They must show that if the statement is true, they understand how the quantities were determined, and how...
Perkins School for the Blind
Matching Like Objects
Same and different, sorting, and tactile discrimination are what's on the agenda for today. The class practices sorting objects and attempts to determine which objects are the same and different and why. The purpose is to increase...
Curated OER
Finding the Area of an Equilateral Triangle
The problem seems simple: find the area of the equilateral triangle whose sides are each length 1. In fact, this same problem is solved in 8th grade, addressing a different Common Core standard, using the formula for area of a triangle...
Curated OER
Accent Marks & Special Characters in Spanish
Check out this clear description of how and when to use accent marks and special characters. The information, necessary to truly understand the purpose of special characters and accent marks would make a great reference material for...
Illustrative Mathematics
Sort and Count II
Capture the engagement of young mathematicians with this hands-on sorting activity. Given a bag of objects, students work independently sorting the items based on their physical attributes, counting to determine the size of each group....
Mr. Roughton
History Mystery: The Black Death
Was the medieval Black Death the same disease as the modern bubonic plague? Your class members become the top investigators in the case, examining a variety of exhibits (i.e. disease descriptions, sample historical letter, map, etc.) in...
Fun Music Company
Relative Major and Minor
It's all relative. Young music theorists are asked to count to three and identify the relative major and minor keys of keys that share the same signature.
Lakeshore Learning
Alphabet Sounds Teaching Tubs
A hands-on activity brings the alphabet to life in your kindergarten! Fill tubs with items that begin with the same letter or end with the same sound, and let kids make the connections between the items.
Curated OER
Shizuko’s Daughter: Magic Square
Vocabulary really adds up with magic squares! Using words from Shizuko's Daughter by Kyoko Mori, kids line up words and definitions to come up with the same sum across and down the square.
English Worksheets Land
Compare and Contrast
Even though two passages discuss the same topic, they contain different facts and details. Scholars analyze two reading passages about the Gettysburg Address and list the ways they are the same and different.
Code.org
Routers and Redundancy
How are messages to the right recipient? Introduce the concept of routing Internet traffic by drawing a comparison to sending a letter. Groups use the Internet Simulator program to send messages to others using the same router...
Mathematics Assessment Project
Memory Game
Middle schoolers must determine probabilities for a memory game in which winning requires matching two of the same cards. They then must determine what happens when more cards are added to the pile.
University of Chicago
Don't Be Too Flaky
Snow, ice, and water are all composed of H2O. Does that mean they all have the same volume? Discover the ways that the densities of these substances determine their volumes, and how they change based on their current states of...
EngageNY
The Graph of the Equation y = f(x)
Math language? Set notation is used in mathematics to communicate a process and that the same process can be represented as computer code. The concept to the loop in computer code models the approach pupils take when creating a solution...
EngageNY
Transformations of the Graphs of Logarithmic and Exponential Functions
Transform your instructional activity on transformations. Scholars investigate transformations, with particular emphasis on translations and dilations of the graphs of logarithmic and exponential functions. As part of this investigation,...
Star Wars in the Classroom
"Shakespeare and Star Wars": Lesson Plan Day 12
Class members compare the final 30 minutes of Lucas's Star Wars: A New Hope with Act V of Doescher's play, William Shakespeare's Star Wars: Verily, A New Hope and consider how the choice of media influences viewers' impression...
EngageNY
Sequencing Reflections and Translations
Don't get out of order! Examine the effect of order on a sequence of transformations. Learners perform reflections and translation transformations in sequence. They see that changing the order of the transformations does not always have...
Virginia Department of Education
Factors, Zeros, and Solutions
Factors, zeros, and solutions, oh my! Don't let your classes become overwhelmed with the vocabulary. An engaging lesson helps learners make a connection between factors, zeros, and solutions. Pupils explore the relationship between the...
EngageNY
Why Worry About Sampling Variability?
Are the means the same or not? Groups create samples from a bag of numbers and calculate the sample means. Using the sample means as an estimate for the population mean, scholars try to determine whether the difference is real or not.
EngageNY
From Rates to Ratios
Look at rates from a general perspective. The 17th part of a 29-part series provides problems that help pupils develop more general ratios from given rates. Scholars determine unit rates and ratios that are associated with given rates....
EngageNY
The Division Algorithm—Converting Decimal Division into Whole Number Division Using Mental Math
Make math much simpler with mental math methods. The 16th installment in a series of 21 looks at ways scholars can apply mental math to convert division problems into easier problems with the same quotient. Multiplying or dividing both...
Teach with Movies
Teaching Students to Write a Narrative
Encourage narrative writing with a clever exercise. Class members watch episodes from movies and describe what happened to a character, including details about the setting, plot, and characters. Writers then craft a narrative about a...
101 Questions
Circle-Square
How do the area and perimeters of circles and squares compare? A clever video illustrates the change in the area of a circle and square while their total perimeter stays the same. The task is for learners to predict the point where the...
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