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Thomson Brooks-Core
Complex Numbers
A straightforward approach to teaching complex numbers, this lesson addresses the concepts of complex numbers, polar coordinates, Euler's formula, De moivres Theorem, and more. It includes a practice problems set with odd answers...
EngageNY
Matrix Multiplication Is Distributive and Associative
Learn the ins and outs of matrix multiplication. After discovering the commutative property does not apply to matrix multiplication in a previous lesson in the series, pupils now test the associative and distributive properties. The...
PHET
Earth’s Magnetic Field from Space
Feel the pull of science! The final installment of this 18-part series is an application of everything learned in the previous high school lessons. Scholars are given a magnetic field map and must propose an arrangement of magnets that...
EngageNY
Using Matrix Operations for Encryption
Data encryption is an important security measure for sensitive data stored on computers. Pupils learn how to utilize matrices for creating code. They also get a great review of matrix multiplication, inverse matrices, and the identity...
Curated OER
The Writer’s Toolbox: What You Need to Master the Craft
All the tools (and directions) you’ll need to build an essay are included in a resource designed for learners and educators. The packet can be given to class members or divided into sections and used as part of a series of lesson...
EngageNY
Solve for Unknown Angles—Transversals
Lead your class on an exciting journey through the world of math as they review geometry facts and solve for unknown angles. They learn how to use auxiliary lines and congruent angles to correctly complete each practice problem...
Inside Mathematics
Vencent's Graphs
I like algebra, but graphing is where I draw the line! Worksheet includes three multiple-part questions on interpreting and drawing line graphs. It focuses on the abstract where neither axis has numbers written in, though both are...
Bully Free Systems
Bully Free Lesson Plans—Eighth Grade
Middle schoolers are likely very familiar with the concept of bullying and cliques. Discuss their experiences and brainstorm ways to handle peer conflict and feelings of exclusion with a poem that focuses on bullying, and a second lesson...
National Center for Injury Prevention and Control
Understanding Bullying
The anti-bullying movement has become a focus across the country. Become an anti-bullying expert with a informative factsheet that details bullying, who is affected by it, and how to prevent it from happening at your school.
Curated OER
Water is Life
Krill is a very small ocean animal that is key to keeping the ocean ecosystem going. The class reviews food webs and chains, learns about the importance of krill, discusses krill anatomy, builds a model of a krill, and then has a...
Curated OER
Unit 2: Global to Local: Understanding My Place in the Hydrosphere
What does the ground around your home have to do with water pollution? Young ecologists learn about their local watershed and create their own cause-and-effect models of the hydrosphere.
Curated OER
Temperature and Enzymes
Students compare the times it takes the milk in each of two cups to curdle. They are told that an enzyme that is added to the milk, rennin, is involved in the natural curdling process of milk. Students are asked to consider what...
Curated OER
Pyramids
In this Geometry worksheet, 10th graders solve problems involving the properties of a regular pyramid. The two page worksheet contains a combination of seven multiple choice and free response questions. Answers are...
Curated OER
Parallel and Perpendicular Lines
In this algebra/geometry worksheet, students investigate the slopes and equations of parallel and perpendicular lines. The two page worksheet contains a combination of eleven multiple choice and free response questions. ...
PBS
Using Primary Sources: The Rogue's Gallery
What would be in your life's scrapbook? Scholars use short video clips, primary and secondary documents, and photos to investigate a 1909 scrapbook. They analyze and uncover what the Rogue Book tells them about the past in Western...
Baylor College
Why Is Water Important? Pre-assessment
This water worksheet is just the tip of the iceberg! It a multiple-choice quiz meant to be a pre-assessment for a wonderful water unit. There are 10 questions to be answered regarding the role, properties, and behavior of water. Make...
Curated OER
Solving Quadratic Equations
In this ways to solve quadratic equations activity, learners solve 19 equations using five different methods, then solve four more using the method of their choice.
Curated OER
Using Properties Multiple Choice
In this geometry instructional activity, students identify the different properties to represent a given statement. They use proof to show how they arrived at their answer. There are 5 questions with an answer key.
Curated OER
The Commutative Cookie
Third graders investigate the commutative properties of multiplication and focus upon the setting of cubes in the correct patterns to solve problems. They differentiate between numbers that have multiple factors and prime numbers....
Curated OER
Math Vocabulary: Year 2
In this math vocabulary worksheet, learners study words that are associated with number properties, counting, and place value. They see number words that will be used in the context of lessons such as how to multiply.
Curated OER
Integers - Week 10
In this integer worksheet, students identify the number of positive divisors in a given function, determine the number of integers that satisfy an equation, and solve equations with exponents. This two-page worksheet contains nine...
Curated OER
Advanced Sentence Completion: 14
In this sentence completion worksheet, learners fill in the blank for the correct word for each sentence. Students complete 10 multiple choice questions. Click on "show all" to see the rest of the worksheet.
Curated OER
Lewis Dot Structure Worksheet
In this molecules activity, students determine the Lewis dot structures for 25 given molecules and determine the physical properties of molecules based upon polarity and intermolecular interactions.
Curated OER
Chapter 2 Test
In this algebra learning exercise, students solve fractions, identify properties of numbers and solve 1 and 2 steps linear equations. There are 25 questions.