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    Evaluating Representation in Science Through a Peer-Reviewed Research Study
    The demographic representation of scientists featured in biology curricular materials do not match that of the undergraduate biology student population or of the U.S. population. In this lesson, we promote awareness of inequity in science through...

    Courses: Introductory BiologyIntroductory Biology

    societyRepresentationSTEM equity
    Lesson
    3171

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    1094

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    Squirreling Around for Science: Observing Sciurid Rodents to Investigate Animal Behavior
    Hands-on research experiences are important opportunities for students to learn about the nature of inquiry and gain confidence in solving problems. Here, we present an inquiry-based lesson plan that investigates the foraging behavior of sciurid...

    Courses: EcologyEcology Introductory BiologyIntroductory Biology Science Process SkillsScience Process Skills

    foragingbehaviorbehavioral ecologySciuridSquirrelSquirrel-NetTrade-offVigilance
    Teaching Tools and Strategies
    1179

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    129

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    Transitioning Two-Stage Exams to an Online Class
    Students often find biology courses to be very difficult and isolating, particularly if they identify as part of a group that has been historically excluded from STEM. Some of this anxiety and isolation comes from high-stakes exams. We decided to...

    Courses: Anatomy-PhysiologyAnatomy-Physiology

    lower division STEMupper division STEM
    Lesson
    1693

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    494

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    Sex-specific differences in Meiosis: Real-world applications
    In traditional classrooms, students are typically presented with facts that they are asked to memorize and recall during an exam.  The rapid explosion of available scientific facts in recent years has made this model of teaching...

    Courses: Cell BiologyCell Biology GeneticsGenetics Science Process SkillsScience Process Skills

    meiosisReproductionAneuploidyGameteNon-disjunctionOocyteSpermTrisomy
    Lesson
    3580

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    505

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    How Many Squirrels Are in the Shrubs? A Lesson Plan for Comparing Methods for Population Estimation
    Estimating the population sizes of animals is a key skill for any student interested in ecology, conservation, or management. However, counting animals in natural habitats is difficult, and the many techniques that exist each rely on assumptions...

    Courses: EcologyEcology Introductory BiologyIntroductory Biology Professional Development and Career PlanningProfessional Development and Career Planning Science Process SkillsScience Process Skills

    population ecologywildlife managementpopulation estimationsciuridaeSquirrel-Net
    Lesson
    1501

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    128

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    Starting Conversations About Discrimination Against Women in STEM
    Many scientists know about — and experience — discrimination against women. In this professional development lesson, graduate students, postdoctoral fellows, faculty, and other career scientists brainstorm ways to intervene and support...

    Courses: Professional Development and Career PlanningProfessional Development and Career Planning

    identityracismGender discriminationIntersectionalityMicroagressionsSexismSexual assaultSexual harassmentTrolling
    Lesson
    2141

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    496

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    0

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    Necessary and Sufficient? Solving the Mystery of the Mitochondrial Pyruvate Transporter
    While there are several available lessons for teaching introductory biology students about diffusion, facilitated diffusion, and active transport, fewer materials exist to support upper-division students' understanding of the proteins that...

    Courses: Cell BiologyCell Biology

    DiffusionActive transportfacilitated diffusionNecessary and sufficientTransport proteins
    Lesson
    3047

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    516

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    A Kinesthetic Modeling Activity to Teach PCR Fundamentals
    Most molecular biology and biological sciences students understand that the polymerase chain reaction (PCR) is used to amplify DNA. However, we have found that some students experience conceptual misunderstandings, a lack of detailed comprehension...

    Courses: GeneticsGenetics Science Process SkillsScience Process Skills

    PCR
    Lesson
    1042

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    174

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    To Vaccinate or Not to Vaccinate
    To vaccinate or not to vaccinate, that is the question. Much of the recent trend in society against vaccination is that the general population does not understand 1) how vaccines work and 2) how one's vaccination status can influence others....

    Courses: Anatomy-PhysiologyAnatomy-Physiology Biochemistry and Molecular BiologyBiochemistry and Molecular Biology Introductory BiologyIntroductory Biology MicrobiologyMicrobiology

    pathogenELISAimmunityantibodyAntigen
    Lesson
    2896

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    505

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    GMC: Genes, Mutations and Cancer - Group Concept Map Development
    It has been shown that active learning strategies used in the classroom can increase student learning and retention of information. We generated an active learning exercise that can be used in the classroom to explore the relationship between...

    Courses: Cell BiologyCell Biology GeneticsGenetics Introductory BiologyIntroductory Biology

    mutationcancerCell Division
    Lesson
    959

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    230

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    Exploring the Broader Impacts of Science and Society in an Active Learning Environment
    Science and society have always been intertwined. Today, scientists are increasingly encouraged to interact with the public by conducting transparent and participatory engaged scholarship, as opposed to the prevailing one-way transfer of...

    Courses: Introductory BiologyIntroductory Biology Professional Development and Career PlanningProfessional Development and Career Planning Science Process SkillsScience Process Skills

    active learningsocietyScience CommunicationscienceBroader impactsPublic engagement
    Lesson
    3817

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    570

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    Knowing your own: A classroom case study using the scientific method to investigate how birds learn to recognize their offspring
    Understanding the scientific method provides students with a necessary foundation for careers in science-related fields. Moreover, students can apply scientific inquiry skills in many aspects of their daily lives and decision making. Thus, the...

    Courses: EvolutionEvolution Introductory BiologyIntroductory Biology Science Process SkillsScience Process Skills

    scientific methodNatural Selectionbrood parasitism
    Lesson
    1502

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    528

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    Building a Model of Tumorigenesis: A small group activity for a cancer biology/cell biology course
    The multistep nature of tumorigenesis is a foundational concept in the context of Cancer Biology. Many students do not appreciate the complex nature of cancer development nor do they understand how scientists are able to unravel the molecular...

    Courses: Cell BiologyCell Biology GeneticsGenetics Science Process SkillsScience Process Skills

    pathwayscancerMolecular AlterationsRetrospective dataTumorigenesis
    Essay
    2880

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    270

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    An Introduction to the Squirrel-Net Teaching Modules
    Although course-based undergraduate research experiences (CUREs) are gaining popularity in biology, most are designed for benchwork-based laboratory courses while few focus on field-based skills. Many barriers to implementing field CUREs exist,...

    Courses: EcologyEcology

    ecologybehaviortrade-offsScientific ProcessSquirrel-Net
    Lesson
    4909

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    495

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    Does Organelle Shape Matter?: Exploring Patterns in Cell Shape and Structure with High-Throughput (HT) Imaging
    Organelle structure has been studied and visualized for decades; however, publicly available databases that use improved high-throughput microscopy of gene-edited cell lines have recently revolutionized the amount and quality of information now...

    Courses: Biochemistry and Molecular BiologyBiochemistry and Molecular Biology BioinformaticsBioinformatics Cell BiologyCell Biology GeneticsGenetics Science Process SkillsScience Process Skills

    modelingcase studymicroscopystructureOrganellesHigh-throughput (HT)Endoplasmic Reticulum (ER)Fluorescent microscopyHuman Cell Biology
    Lesson
    422

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    33

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    Osmosis Through the Lens of Sexual Health
    Osmosis contributes to a range of biological phenomena, from functioning of nephrons in animals to stomatal opening and closing in plants; yet, scientifically simple ideas about osmosis are common. These ideas limit learners’ comprehension...

    Courses: Anatomy-PhysiologyAnatomy-Physiology Cell BiologyCell Biology Introductory BiologyIntroductory Biology Science Process SkillsScience Process Skills

    OsmosisDiffusionsexual healthsocial and cultural embeddedness of scienceinclusive dialogue
    Lesson
    1222

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    556

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    Understanding Gastric Acid Secretion: An Active Learning Approach
    The human digestive system is a diverse network of cells, tissues, and organs that is regulated by systemic (e.g., nervous and endocrine systems) and local factors (e.g., secretions, pH, and the microbiome). Given the volume of content and the...

    Courses: Anatomy-PhysiologyAnatomy-Physiology

    diseasesignal transductionAcid SecretionAutonomic Nervous SystemEndocrineGastric PhysiologyGPCRHistology of Gastric Pit
    Lesson
    1281

    views

    405

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    Teaching the Biological Relevance of Chemical Kinetics Using Cold-Blooded Animal Biology
    This lesson plan was created to support non-chemistry major students in making connections between chemical kinetics and biological systems. Chemical kinetics is often viewed by students as an abstract topic, and one that is limited only to...

    Courses: Introductory BiologyIntroductory Biology Science Process SkillsScience Process Skills

    kineticsMetabolismEctothermPoikilotherm
    Lesson
    9298

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    1205

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    Why Meiosis Matters: The case of the fatherless snake
    A compelling reason to learn something can make all the difference in students’ motivation to learn it.  Motivation, in turn, is one of the key attitudes that drives learning.  This story presents students with a compelling puzzle of a...

    Courses: GeneticsGenetics Science Process SkillsScience Process Skills

    meiosismitosissex determinationAsexual reproductionParthenogenesis
    Lesson
    375

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    60

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    Environmental Injustice: When the Grass is Greener on the Other Side
    Environmental pollution is a global threat that is especially prevalent in heavily industrialized and urbanized areas. Pollution can be found in many forms, such as natural and synthetic pollutants from natural and anthropogenic processes. These...

    Courses: EcologyEcology Introductory BiologyIntroductory Biology Science Process SkillsScience Process Skills ToxicologyToxicology

    human healthenvironmental injusticeEnvironmental PollutionSystemic BiasesIdeological AwarenessUrban Ecology and Development