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    Nucleoplasmic Index
    This module introduces the nucleoplasmic index in the context of understanding how the volume of organelles and cell contents change during the cell cycle. It is intended for an introductory...
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    Seed Dispersal in Tropical Forests
    In this activity, students use data from published studies to understand patterns of seed dispersal and apply these ideas to the design of a conservation area.
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    Tutorial Combination and Assessment
    The tutorial adaptation specifically addresses data types (i.e., numeric versus categorical variables) and the types of graphs that are used to summarize the different data types.
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    Spreadsheet Data Analysis Tutorial Series
    This series of self-paced tutorials show how to analyze data using a spreadsheet program.
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    When food gets scarce: how plant-pollinator interactions will shift under global change
    In this lesson, students review plant-pollinator interactions and global change concepts. Next, students interpret graphs of pollinator visitation data to Scarlet Gilia. Then, students view and...
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    Count me in: Increasing early detection of invasive species with community science
    In this lesson, students interpret a map of species occurrences. Then, students view and reflect on an interview with biologist Dr. Jennifer Dean, whose research includes the map that they...
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    Tag You're It: A Lesson Investigating Study Design and Survival Analysis on an American Shad Tagging Study
    In this lesson, students will learn about the various mark-recapture and tagging methods that are used in various scientific disciplines and the information they can gather. Key elements of...
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    Why representation matters: Interpreting data to identify factors that affect Black students’ persistence in STEM
    In this lesson, learners interpret a table summarizing the factors influencing the persistence of Black students at an HBCU. Then, learners view and reflect on an interview with science education...
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    3-076-CircuitBuilding-ModelingScenario
    In this project students will establish a mathematical model for an electric circuit as a second-order ordinary differential equation with constant coefficients.
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    Using Linear Regression Adaptation: Exploring Vector-borne diseases in an online classroom
    In this adaptation students in online classrooms will use linear regression at home and in synchronous online time to analyze real data on vector-borne diseases and explore how environmental...
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    Obesity - An Epidemic with Unexpected Causes, Consequences, and Complexity
    This dataset was collected from interviews conducted by the Centers for Disease Control and Prevention. State by state data are provided to explore the interactions of education, income, and...
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    Understanding Global Climate Change: Present, Past, and Future
    Understanding global climate change through the lenses of the present, past, and future, combining modern technology and indigenous knowledge and ways of knowing.
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    Why are Cells Small? Surface Area to Volume Ratio
    This module explores surface area to volume ratios in a cube and sphere in relation to cell size.
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    Climate Change
    This video describes the basic science of climate change. How do we know about climate in the past? What are humans interfering with? How can we make predictions about what will happen in the future?
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    Seed Dispersal, Mutualisms, and Communities
    In this activity, students use data from published studies to understand patterns of seed dispersal and apply these ideas to understanding the evolution of mutualisms, and how mutualistic...
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    A Simple Method for Predicting a Molecule's Biological Properties From Its Polarity
    The distinction between very polar and less polar substances is a foundation of biochemistry, cell biology, and physiology; it surfaces in multiple concept inventories and elaborations of...
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    Moths and Frogs and E. coli, Oh My!: Agent-based Modeling of Evolutionary Systems
    In evolution classrooms, introducing and reinforcing the idea of genetic drift and random selection can be challenging, as can be reinforcing appropriate mental models of evolution. Agent-based...
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    Self-Assembling Geometric Solids Videos
    An online resource showcasing research and developments in self-assembling 3D printed models. Our collection of videos covers various aspects of the self-assembly process and novel techniques.
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    Creating Phylogenetic Trees from DNA Sequences
    This interactive module shows how DNA sequences can be used to infer evolutionary relationships among organisms and represent them as phylogenetic trees.
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    An Inquiry-Based Project Added to Traditional Labs: Hands-On Fish Awareness Research in Freshwater Systems Conducted by First-Year Biology Students
    This project involves students in an inquiry-based project added to the introductory biology laboratory course for majors in fall 2019. Research has shown that student engagement in authentic...
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    adaptations