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Activity
101 Questions

2010 Guatemalan Sinkhole

For Teachers 9th - 12th Standards
Dig deep into a lesson studying volume. Learners view images of a Guatemalan sinkhole that seems too big to be true! Their task is to determine the amount of material needed to fill the hole using information from news articles and videos.
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eBook
Rice University

College Algebra

For Students 9th - Higher Ed Standards
Is there more to college algebra than this? Even though the eBook is designed for a college algebra course, there are several topics that align to Algebra II or Pre-calculus courses. Topics begin with linear equation and inequalities,...
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Worksheet
Math Guy

Algebra 2 Practice Final

For Students 9th - 12th Standards
Work out to Algebra II with the 50-question worksheet that practices different types of functions. Multiple choice questions focus on topics such as rational, radical, and logarithmic functions. The resource comes with a printed answer...
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Lesson Plan
EngageNY

Bean Counting

For Teachers 10th - 12th Standards
Why do I have to do bean counting if I'm not going to become an accountant? The 24th installment of a 35-part module has the class conducting experiments using beans to collect data. Learners use exponential functions to model this...
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Assessment
Bowland

Magic Sum Puzzle

For Teachers 6th - 9th
Learners discover the magic in mathematics as they solve numerical puzzles involving magic sums. They then make a conjecture as to why no additional examples are possible based on an analysis of the puzzles.
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Lesson Plan
Curated OER

Interpreting Graphs

For Teachers 6th - 8th
Sixth graders interpret linear and nonlinear graphs. They create graphs based on a problem set. Next, they represent quantitive relationships on a graph and write a story related to graphing.
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Lesson Plan
Baylor College

Why Is Water Important? Pre-assessment

For Teachers 3rd - 5th
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...
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Assessment
Achieve

Fences

For Students 7th - 10th Standards
Pupils design a fence for a backyard pool. Scholars develop a fence design based on given constraints, determine the amount of material they need, and calculate the cost of the project. 
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PPT
Science Geek

VSEPR and Molecular Geometry

For Teachers 9th - 12th
Many chemistry jokes have no reaction. Presentation begins by explaining what models are and the limitations of various forms before introducing the VSEPR model. Then it outlines the rules for creating a VSEPR model and shows examples of...
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Lesson Plan
2
2
Curated OER

Exponent Rules

For Teachers 9th - 12th Standards
Pupils use calculators to work independently to discover the rules for working with exponents. The instructional activity requires the use of a TI-nspire handheld and software.
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Lesson Plan
Code.org

Public Key Cryptography

For Students 9th - 12th
Investigate how public key cryptography works. Scholars continue their study of one-way functions and asymmetric keys and apply this information to public key cryptography. They use an app to explore public key cryptography and its...
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Lesson Plan
Kenan Fellows

Isotopic Pennies

For Teachers 9th - 12th Standards
Many people confuse atomic mass and atomic numbers. The sixth of seven lessons in a unit requires scholars to find the weight of different groups of pennies. Then, they must solve how many of each type of penny exists in a closed system...
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Lesson Plan
1
1
University of Wisconsin

Sizing a Rain Garden

For Teachers 4th - 12th
Most appropriate if you are applying the entire unit to build a rain garden at your school, this installment involves calculating the area that will drain into it. Your garden planners will need data from previous lessons, so this one...
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Lesson Plan
Willow Tree

Multiplying and Dividing Monomials

For Students 8th - 11th Standards
Apply the power of mathematics to the power expressions. The lesson gives examples of expressions that utilize each of the exponent rules to simplify. Once seeing the exponent rules individually, scholars combine them to simplify an...
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Interactive
Shodor Education Foundation

Algebra Four

For Students 6th - 10th Standards
Everybody wins when you play Algebra Four. Players solve linear and quadratic equations to earn pieces on the Algebra Four game. Make a row of four pieces and you win the game. But everyone gets practice with solving equations, so really...
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Unit Plan
Mathematics Vision Project

More Functions, More Features

For Teachers 10th - 12th Standards
Learners tackle a wide range of intimidating topics in this comprehensive unit that spans piecewise functions, absolute value of functions, and inverse functions (among other topics). Investigative group work alternates with more...
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Assessment
Mathematics Assessment Project

Floor Pattern

For Students 9th - 11th Standards
You'll never look at floor tiles the same again. An assessment task prompts learners to investigate relationships between patterns involving squares and kites to determine angle measurements. They then prove whether a given quadrilateral...
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Assessment
1
1
Balanced Assessment

Square in Square

For Students 11th - 12th Standards
Challenge the class to devise a method to determine the dimensions of a rectangle inscribed in another rectangle. Pupils make connections between functions and geometry as they examine the area and perimeter of a square or rectangle...
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Assessment
Concord Consortium

Detective Stories

For Students 9th - 12th Standards
The truth will always come out. A short performance task has learners considering a witness statement given to a detective. They apply special line segments in triangles and Ceva's Theorem to prove that the witness is actually lying.
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Lesson Plan
Curated OER

Net "Working"

For Teachers 5th - 8th
Upper elementary and middle schoolers explore the properties of various polygons. They use video, resource links, and engage in hands-on activities in order to construct geometric nets. This fine plan should lead to increased...
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Lesson Plan
Utah Education Network (UEN)

Simplifying Algebraic Expressions

For Teachers 6th - 7th Standards
Sixth and seventh graders explore the concept of simplifying algebraic expressions. They review the order of operations and apply properties to simplify and compare them. The author suggests using a "Boxes Game" as a motivator to get...
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Lesson Plan
Curated OER

Making and Describing Shapes

For Teachers 1st - 3rd
Explore the concept of creating and describing 2D and 3D shapes.  Using geometry your scholars will describe the attributes of shapes and their properties.  They explore and discover what happens when you combine shapes and then take...
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Lesson Plan
Futures Channel

Folding Circles

For Teachers 7th - 12th Standards
Students investigate properties of circles. In this geometry lesson, students differentiate between similarity and congruence as they observe polygons. They investigate properties of two and three dimensional shape.
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Worksheet
Curated OER

Multiplying Matrices

For Students 10th - 12th Standards
Go over the basics of matrix multiplication, from checking the dimension of the factors, to applying the distributive property. This worksheet includes directions on when and how to multiply matrices, one example, and a few problems your...