Curated OER
Tolerance in Times of Trial
Students view the treatment of people of Japanese and German descent during World War II. They explore the problems in assigning blame to populations during times of war. They identify modern examples of discrimination and stereotyping.
Curated OER
Water Cycle
Ninth graders explore ways water moves through various reservoirs on Earth, examine how human activities change water cycle, investigate substances present in water that indicate human activity, and discuss how understanding water cycle...
Curated OER
Bird Eggs
Learners perform an experiment with different types of bird eggs to determine what factors make them strong and able to stay on a cliff without rolling off.
Virginia Department of Education
Similar Solids and Proportional Reasoning
Double the dimensions, quadruple the surface area. Pairs build similar prisms and compare the ratios of their surface areas and volumes to the ratio of the heights. Given two similar cones, partners determine the ratios of the lateral...
Mathematics Vision Project
Module 4: Rational Functions
Time to study the most sensible function — rational functions! The seven-lesson unit develops the concept of a rational function through a connection to rational numbers and fractions. Scholars graph functions, solve equations, and...
Learning Games Lab
Testing and Adjusting pH
Pupils learn how to control food spoilage by adjusting the food's pH. They see that one of the most dangerous bacteria can grow in food if people don't handle and store food properly. Using knowledge of the bacteria's preferred pH,...
Mathematics Vision Project
Module 3: Polynomial Functions
An informative module highlights eight polynomial concepts. Learners work with polynomial functions, expressions, and equations through graphing, simplifying, and solving.
Curated OER
Layering the Air
Students study the layer of the atmosphere. In this lesson on the atmosphere, students discuss the composition of the air around us and how the atmosphere was formed. Students create a scale model of the layers of the atmosphere.
Curated OER
Similar Polygons Homework
In this geometry instructional activity, students solve problems using the similarity and congruent theorem. They find the vertices and different parts of polygons using theorems. There are 18 questions.
Houghton Mifflin Harcourt
Similar Polygons and Circles
In these similar polygons and circles worksheets, students complete 15 questions including 9 word problems regarding similar polygons. Students then complete 15 questions including 1 word problem involving circumference, area, and arc...
Curated OER
Similar Polygons
In this geometry worksheet, students solve problems dealing with polygons. They differentiate between similar and congruent polygons. There are 18 questions with an answer key.
Curated OER
Rainforests of Madagascar: Role Playing and Decision Making
Students examine reasons for deforestation and become familiar with Madagascar and its culture, while describing biological and abiotic components of a rainforest, and looking at aspects that must be addressed to resolve the issue of...
Curated OER
Exponential Properties
In this algebra worksheet, students apply the properties of exponents as they solve problems with exponents. They compare ratios and volumes as they relate to each other. There are 5 questions with an answer key.
NASA
Star Brightness
In this brightness of stars learning exercise, high schoolers answer 7 questions about the apparent magnitudes of stars, the sun, and the moon. They compare the brightness of stars, galaxies, astronomical objects and the sun.
Curated OER
The Environment and Interactions of Living Organisms
Young scholars study the environment and interactions of living organisms. They identify abiotic and biotic factors and create a foldable and vocabulary cards. They create a poster illustrating soil and watch a video to study symbiosis.
Curated OER
Finding Fractional Parts Using an Area Model
Students explore math functions by completing a problem solving worksheet in class. In this division instructional activity, students utilize visual aides such as marshmallows and candy to visualize the act of division. Students complete...
Curated OER
Cool Times with Heat
Students work with thermometers to complete problems about temperature. They investigate cooling patterns, how location affects temperature, and what happens when water having different temperature is mixed. They measure temperature in...
Curated OER
Acid Rain: Where Have All the Rainbows Gone?
Learners study the pH scale and sources of acid precipitation. In this acid rain instructional activity students complete a lab on acid rain then complete a handout.
Curated OER
Fuel-Saving Speed
Students explore all the options open to beat the gas prices soaring as of late. In addition, explore what the ideal speed to drive for best gas mileage. Pros/Cons are debated on both sides of the issue. Included is discussion for an...
Curated OER
Complex Analysis: Linear Transformations
In this linear transformation learning exercise, students find a series of linear transformations and sketch them. This four-page learning exercise contains approximately six problems.
Curated OER
Complex Analysis: Linear Transformations, Inversion Mappings
In this transformation worksheet, students identify a series of transformations and sketch them. They use inversion mapping to establish a one-to-one correspondence between nonzero points. This four-page worksheet contains...
Curated OER
Properties of Fractals
Young scholars build a working definition of a regular fractal, they measure the concepts of dimensions and scale, they explore the concept of a logarithm and they attempt to solve simple exponential equations for the exponent both by...
Curated OER
Properties of Fractals
Students build a working definition of regular fractal, look carefully at the concepts of dimension and scale, and are introduced to logarithms. They solve simple exponential equations for the exponent both by trial and error and using...
Curated OER
Chandra Spies the Longest Sound Wave in the Universe!
For this black hole worksheet, students use an x-ray image and a sound waves image to determine the size and the wavelength of the sound wave. This worksheet has 3 problems to solve.