Curated OER
A Geometry Worksheet - Similar Triangles
In this similar triangles worksheet, students find the scale factor of 6 sets of similar triangles. Students find the scale factor of two similar triangles given a sketch with measurements. Students use proportions to find a missing side...
DK Publishing
Addition, Multiplication, and Division
These equations are missing numbers, and scholars must process multiple operations to complete them. There are addition, multiplication, and division problems here, each missing an addend, divisor, or factor. After completing 24 of these...
West Contra Costa Unified School District
Polynomial Division
How do you apply the traditional division algorithm to polynomials? Here is an Algebra II lesson that extends the use of the division algorithm to polynomials. After establishing the concept of long division, synthetic division and the...
Chicago Botanic Garden
The Carbon Cycle
There is 30 percent more carbon in the atmosphere today than there was 150 years ago. The first instructional activity in the four-part series teaches classes about the carbon cycle. Over two to three days, classes make a model...
Curated OER
Wetland vs. Stream Macroinvertebrates
A link to a comprehensive macroinvertebrate guide gives you the information needed to prepare for this field study activity. Sample macroinvertebrates are collected from areas representing different environmental conditions. Junior...
Noyce Foundation
Photographs
Scaling needs to be picture perfect. Pupils use proportional reasoning to find the missing dimension of a photo. Class members determine the sizes of paper needed for two configurations of pictures in the short assessment task.
Curated OER
Lesson 3: Acceleration and Force
A nine-page physics resource supports your lesson on acceleration. A step-by-step lesson plan walks you through the materials you need, the background information, steps for leading experimentation, and the explanation of the results....
Foreign Policy Research Institute
The Mind of a Terrorist: A Psychosocial Perspective
What a great way to make a psychology lesson plan on personality development socio-politically relevant! Class members investigate causes of radicalism--specifically, becoming a terrorist. This resource includes background information,...
Visa
Credit
What are the advantages and disadvantages of having a credit card? Don't miss this important life skills and financial literacy lesson, which focuses on consumer responsibilities, creditworthiness, and establishing a credit history.
EngageNY
More About Similar Triangles
Determine whether two triangles are similar. The lesson presents opportunities for pupils to find the criterion needed to show that two triangles are similar. Scholars use the definition of similarity to find any missing side...
Mascil Project
Design a Parking Garage
Parking structures don't build themselves. Investigate the process of designing and planning the construction of a parking garage. After considering the factors that must go into the design, scholars create their own models from a...
Education Bureau of Hong Kong
Decision-Making
Making decisions about things like what to do after high school can be a challenge. So many factors are involved. The decision-making worksheet in this resource helps to simplify the process by asking individuals to fill in a matrix for...
Curated OER
Missing in MiG Alley
High schoolers consider how technology impacted American conflicts. In this technological advances lesson, students read, "The Changing Face of War," and then describe how technology made differences in World War I, World War II, the...
Curated OER
Multiplication: Finding Missing Numbers
In this multiplication worksheet, students solve 78 multiplication problems in which one of the factors is missing. Worksheet is in graphic organizer form, 3x3 rows.
Curated OER
Missing Macroinvertebrates
Students investigate the concept of a macroinvertebrate. They observe the presence of increases or decreases in population in order to test for factors that contribute to the extinction of a species. Students predict the likelihood of...
Curated OER
Intuitive Notion of Dilation
In this dilation learning exercise, students identify pictures of a dilation. They determine the scale factor and length of missing sides. This one-page learning exercise contains ten problems.
DK Publishing
Multiply or Divide? Part 2
Explore the relationship between multiplication and division as scholars fill in these number sentences, each of which is missing a symbol. Is it a multiplication or division equation? There are 18 of these to start, all written...
Math Mammoth
Multiplying Fractions by Fractions
A four-page resource walks learners through the basics of multiplying fractions. The handout is very visual with many diagrams in various colors. By the end of the lesson, learners are given an opportunity to multiply whole numbers with...
EngageNY
Representing Proportional Relationships with Equations
Use the constant of proportionality to relate the independent variable to the dependent variable. The eighth installment of a 22-part series instructs pupils to use the equation to find the constant of proportionality and then write the...
North Carolina State University
Exploring Genetics Across the Middle School Science and Math Curricula
Where is a geneticist's favorite place to swim? A gene pool. Young geneticists complete hands-on activities, experiments, and real-world problem solving throughout the unit. With extra focus on dominant and recessive genes, Punnett...
Curated OER
Against the Odds
What factors help people achieve goals? What factors prevent people from achieving goals? What are the elements that need to be in place to make a team function well? Using Damien Lewis’ Desert Claw and John Francome’s Winner Takes All,...
Curated OER
A Walk in the Woods
Eighth graders observe and identify the different levels of the forest. In this forest zones lesson students observe, identify and name a variety of forest components and describe how humans impact the forest ecosystem.
Curated OER
Similarity
In this similarity worksheet, students identify similar shapes. They determine the scale factor of the similar shapes and find their volume and area. Students enlarge shapes according to the given scale factor. They...
West Contra Costa Unified School District
Fractional Exponents
Wow! Here is a handout packed full of tips and worked-out solutions to supplement instruction on fractional exponents. The lesson introduces and thoroughly explains the Algebra II concept, and closes with a...
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