Curated OER
Modeling Limits To Cell Size
Learners participate in a 'hands-on' activity that simulates the changing relationship of Surface Areas -to- Volume for a growing cell. They assemble models of cells for comparison.
Curated OER
Lung Limit
Students explore one's lung capacity, the human body, displacing volume of water with volume of air and spirometer use. Using simple math, students figure out their lung capacity by breathing into a bottle filled with water and...
College Board
Differentiability of Piecewise Defined Functions
Differentiable or not, that is the question. An informational website gives two theorems on the differentiability of piecewise functions at their endpoints. It goes on to apply the theorems to present two solution methods to a past AP®...
Curated OER
Worksheet 39 - Convergence or Divergence
In this convergence worksheet, students use given tests to determine the convergence or divergence of a series. This one-page worksheet contains 30 problems.
Curated OER
Triangle Inequality Theorems Investigation
Students estimate and measure triangles. In this geometry lesson, students identify the relationship between three sides and a triangle. They use the inequality theorem to decide if a triangle will be formed or not.
PBS
The Sixties: Notes from the Ho Chi Minh Trail
Young historians research the rationales for fighting the Vietnam War, and the controversies surrounding it. They watch film clips, examine photographs, and read Lyndon B. Johnson's message to Congress to gather information for a...
PBL Pathways
Students and Teachers 2
Examine trends in student-to-teacher ratios over time. Building from the first task in the two-part series, classes now explore the pattern of student-to-teacher ratios using a non-linear function. After trying to connect the pattern to...
Deliberating in a Democracy
Freedom of Expression
Should democracies include hate speech as a protected right? Scholars analyze the rights found under the First Amendment to the Constitution through researching evidence. Freedom of expression becomes the focal point of the...
Macmillan Education
Slang
A four-part instructional activity challenges scholars' knowledge of American, Australian, and British slang. Learners use context clues to decide which country a slang word is from, complete sentences, decipher a conversation, and...
HudsonAlpha Institute for Biotechnology
iCell
View attractive, three-dimensional models of an animal cell, a bacterium, or a plant cell. Suspended in a translucent, undulating cytoplasm, are all of the major organelles for life science learners to examine. They can zoom in, click on...
Achieve
Dairy Barn
Agriculture is truly a math-based profession! Help the dairy farmer determine the supplies needed to complete his barn. Using given dimensions, learners build equations and use units to determine the correct amount of materials.
Achieve
Spread of Disease
Viruses can spread like wildfire, and mathematics can model the speed of infection. Given a function, scholars analyze it to describe the spread of a disease within a stadium. Learners find the initial number infected and the maximum...
Reed Novel Studies
Fourth Grade Rats: Novel Study
Things sure change in year's time. Suds, from Fourth Grade Rats, went from a third grade angel to a fourth grade rat! Although he is not necessarily happy with his new self, he worries he will lose his popularity. Learners complete...
Reed Novel Studies
The Underneath: Novel Study
Do you have a place that makes you feel safe and secure? Ranger, a hound in The Underneath, finds his new friend, a calico cat, and her safe place—underneath a porch. Scholars complete sentences using vocabulary from the novel as they...
Teach Engineering
Computer Simulation of the Sonoran Desert Community
See how changes in initial populations and parameters affect a biological community. Individuals use a special software program to simulate a desert community with five species. They adjust initial populations to see how the community...
Columbus City Schools
Biome Basics with a Disastrous Twist
Bored with your current biome bag of tricks? This bundle is a bountiful bag of biome fun! Travel the globe with seventh graders and explore the biotic and abiotic factors that define our world's biomes. Then, introduce a little...
Chemistry Collective
Virtual Lab: Gravimetric Determination of Arsenic
Arsenic in drinking water is a common problem in third world countries. Young chemists create a procedure to calculate the mass percent of arsenic in the soil. The virtual lab allows individuals to experiment with different methods.
Chemistry Collective
Virtual Lab: Determining Stoichiometric Coefficients
Investigate the reaction between four unknown substances using a virtual activity. Eager chemists examine the reaction between the four solutions to build a stoichiometric equation. The virtual workbench provides the tools necessary to...
Chemistry Collective
Virtual Lab: Stoichiometry and Solution Preparation Problem
Wow your classes with lesson that has a little of this and a little of that! Young chemists test their stoichiometry skills using a virtual laboratory setup. Using reaction information, they work to create a chemical reaction in which...
Biology Junction
Water Biomes
Water covers more than 70 percent of Earth's surface. Scholars learn about both freshwater and saltwater biomes in a simple presentation. They compare and contrast the differences in oxygen levels, food sources, and sunlight to better...
Concord Consortium
Rational and Not So Rational Functions
Do not cross the line while graphing. Provided with several coordinate axes along with asymptotes, pupils determine two functions that will fit the given restrictions. Scholars then determine other geometrical relationships of asymptotes...
Rice University
Calculus Volume 3
See calculus to the end. The eBook is the last of a three-volume series covering college-level calculus topics. Scholars begin with parametric equations and polar coordinates before moving to vectors, finally ending with multi-variable...
Flipped Math
Calculus AB/BC - Removing Discontinuities
It's called a removable discontinuity for a reason. After reviewing the conditions for a removable discontinuity to exist, scholars watch an informative video to learn how to remove the discontinuity. They look at several examples...
Flipped Math
Calculus AB/BC - L'Hopital's Rule
Direct substitution fails. Now what? The seventh of eight videos in Unit 4 - Contextual Applications looks at L'Hopital's rule. Scholars learn to take the derivative of both the numerator and denominator of a function when substitution...
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