EngageNY
Perimeter and Area of Triangles in the Cartesian Plane
Pupils figure out how to be resourceful when tasked with finding the area of a triangle knowing nothing but its endpoints. Beginning by exploring and decomposing a triangle, learners find the perimeter and area of a triangle. They then...
EngageNY
Dividing Segments Proportionately
Fractions, ratios, and proportions: what do they have to do with segments? Scholars discover the midpoint formula through coordinate geometry. Next, they expand on the formula to apply it to dividing the segment into different ratios and...
Virginia Department of Education
Macromolecules
Finally, a chance for the class to play with their food! Allow pupils to simulate stomach acid with common foods, and introduce specific macromolecules into the mixture to explore characteristics of carbohydrates, lipids, and proteins....
Willow Tree
Perimeter of Common Geometric Figures
Help learners understand that perimeter and circumference are one in the same. Learners apply their skills to determine the perimeter/circumference of triangles, rectangles, and circles. They then use the same strategy to find the...
EngageNY
Factoring Extended to the Complex Realm
A solution will work one way or another: find solutions, or use solutions to find the function. Learners use polynomial identities to factor polynomials with complex solutions. They then use solutions and the Zero Product Property to...
Curated OER
Solving a Simple Maze
It is a-maze-ing how lost one can get. Teams reconstruct a simple maze and solve it. Participants create an algorithm that a robot would follow in order to solve the maze as well. The activity includes an extension directing pupils to...
EngageNY
Matrix Arithmetic in Its Own Right
Matrix multiplication can seem random to pupils. Here's a instructional activity that uses a real-life example situation to reinforce the purpose of matrix multiplication. Learners discover how to multiply matrices and relate the process...
EngageNY
When Can We Reverse a Transformation? 1
Wait, let's start over — teach your class how to return to the beginning. The first lesson looking at inverse matrices introduces the concept of being able to undo a matrix transformation. Learners work with matrices with a determinant...
EngageNY
Special Lines in Triangles (part 1)
Allow your pupils to become the mathematicians! Individuals explore the properties of a midsegment of a triangle through construction and measurement. Once they figure out the properties, learners use them to draw conclusions.
EngageNY
Graphing Quadratic Functions from Factored Form
How do you graph a quadratic function efficiently? Explore graphing quadratic functions by writing in intercept form with a lesson that makes a strong connection to the symmetry of the graph and its key features before individuals write...
EngageNY
Efficacy of Scientific Notation
How many times could California fit into the entire United States? Pupils use scientific notation to find the answer to that question in the 12th installment of 15 lessons. It asks scholars to write numbers in scientific notation and...
02 x 02 Worksheets
Symmetry
Get learners' minds rotating and reflecting while looking for symmetry. Pupils investigate figures to determine the number of lines of symmetry and if the figure has rotational symmetry. Classmates work together in groups to find out the...
Pecentral.org
Personal Wellness Inventory
How healthy are you really? High schoolers assess the aspects of physical, mental, and social health in their lives before applying them to various templates and discerning the unhealthy habits that they can work on changing.
LABScI
The Rutherford Atomic Model: Hidden Obstacles
Historically, scientists had to be creative to study subatomic structure. Scholars step into their minds to recreate the procedure Rutherford used to create his atomic model. Learners identify the creative efforts of early scientists...
University of Minnesota
Inquiry Cubes
How do you teach kids to "science" effectively? Inquiry cubes are a "sort of" puzzle with no answer—promoting even more questions! Group members work together to use the evidence on the visible sides of each cube to infer what lies on...
EngageNY
Grade 9 ELA Module 4, Unit 1, Lesson 17
How did the Demerara Rebellion of 1823, the death of Reverend John Smith, and the Emancipation Bill of 1833 that abolished slavery throughout the British Empire change the sugar industry? Class members examine how the authors of Sugar...
EngageNY
Grade 9 ELA Module 4, Unit 1, Lesson 16
The Sugar Changed the World chapter, "The Sound of Liberty," highlights how the differing attitudes toward the slave trade shifted the issue from an economic concern to a concern for human rights. The passage contrasts Thomas Jefferson's...
EngageNY
Grade 9 ELA Module 4, Unit 1, Lesson 4
Class members continue examining how writers develop and support their ideas by comparing two texts about globalization. Alongside chapters from Sugar Changed the World, young scholars read an article by the World Bank entitled...
NOAA
Invent a Robot!
Wait til your class gets their hands on this! Aspiring engineers design a working robotic arm in the fifth and final installment in a series of ocean exploration lessons. Pupils learn about the use of underwater robots in ocean...
National Nanotechnology Infrastructure Network
The Effects of Gold and Silver Nanoparticles on Brine Shrimp: A Toxicology Study
Who doesn't love gold and silver? Brine shrimp, that's who! Learners conduct an experimental lesson to monitor the toxicity of gold and silver nanoparticles on brine shrimp. They synthesize solutions to expose the brine shrimp to and...
Meadows Center for Preventing Educational Risk, University of Texas at Austin
Lesson 16 - Adding Vowel Suffixes to CVC and Silent E Base Words
There's a big difference between hoping and hopping. A lesson on adding vowel suffixes discusses when to double a consonant before adding a suffix such as -ed or -ing. Readers practice breaking down words into syllables and creating new...
Space Awareness
Continental Climate and Oceanic Climate
There's nothing better than a cool breeze blowing in from the ocean. Scholars explore how water affects change in temperature using a hands-on experiment on climate. They use measurement tools to compare the continental and oceanic...
EngageNY
Preparation for Performance Task: Practicing Presentations
Practice makes progress. Working in pairs, presenters rehearse and refine their presentation skills before the big day when they pitch their film choices. Rehearsing also allows for refining prompt cards based on peer feedback and...
EngageNY
Informational Essay Planning: Analyzing and Selecting Evidence
Class members look again at the end-of-unit essay prompt for A Mighty Long Way. After reviewing the requirements of the essay, they use their Gathering Evidence note-catchers and color-code the evidence that matches the two questions in...
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