Seth Rojello

This engaging activity introduces students to the critical role of buffers in maintaining homeostasis. Using butterfly pea flower tea as a natural pH indicator, citric acid as an acid source, and baking soda solution as a buffer, students investigate how biological systems resist drastic pH changes. Students will record data, construct graphs, and connect their results to real-world biological systems such as blood pH regulation, lactic acid buildup during exercise, and ocean acidification. Stan

This engaging and rigorous resource guides students through analyzing phylogenetic relationships using real-world data, core vocabulary mastery, and critical thinking scenarios. Students explore evolutionary biology concepts like molecular clocks, monophyletic groups, and tree-building techniques, while applying them to conservation, paleontology, and genomics. Standards Alignment:- Aligned with Common Core Literacy Standards for Science (CCSS.ELA-LITERACY.RST.11-12.1, RST.11-12.3, RST.11-12.9)

Challenge your students to think beyond memorization with this rigorous and engaging biology activity that redefines what it means to be alive. Perfect for high school or honors biology, this resource combines molecular biology, cell theory, biochemistry, and evolutionary theory to help students apply scientific reasoning to real-world and theoretical examples like viruses, fire, robots, and synthetic cells. Standards Alignment: NGSS HS-LS1-1: Structure and Function NGSS HS-LS1-2: Systems of Spe

Explore the real-world science behind CRISPR, cloning, and gene therapy with this engaging and thought-provoking high school biology resource. Students will analyze how DNA technologies are used in medicine, agriculture, and environmental science, while applying their understanding of heredity, inheritance patterns, and bioethics. Perfect for deepening understanding in genetics units or as an extension activity! Standards Alignment: NGSS (High School): HS-LS1-1, HS-LS3-1, HS-LS3-3 Common Core

Challenge your high school biology students to rethink what it means to be alive with this thought-provoking card sort and analysis activity. “Life Sorting: Defining Life in a Complex World” helps students apply molecular biology, evolution, and biochemistry to classify traits as living, nonliving, or ambiguous—and decide what is essential for life. Perfect for honors or AP Biology, this resource sparks rich discussion and scientific reasoning in a way that memorization-based lessons can’t. Stan

Overview: Explore how natural disasters reshape ecosystems with this in-depth, NGSS-aligned resource on disturbance ecology. Designed to develop systems thinking, this multi-part lesson guides students through case studies, ecological modeling, and evidence-based argument writing. Students will analyze the cascading effects of wildfires, floods, hurricanes, droughts, and volcanic eruptions on biodiversity, nutrient cycling, succession, and evolutionary adaptation—perfect for high school and adva

Engage your middle and high school students in scientific reasoning with this hands-on, thought-provoking activity that explores the 8 characteristics of life. In Is it Alive?, students analyze a fire, virus, robot, and seed to determine which are truly living using a scientific checklist. This resource promotes critical thinking, real-world application, and NGSS-aligned biological literacy—perfect for introducing or reviewing the concept of life. Standards Alignment: NGSS MS-LS1-1: Conduct an

This engaging and standards-aligned resource explores the ecological impacts of natural disasters through interactive activities, data-driven case studies, and critical thinking questions. Students will examine how wildfires, floods, hurricanes, droughts, and volcanic eruptions influence ecosystems through disturbance mechanisms, succession, and biodiversity changes. With a mix of matching, analysis, and real-world research, this lesson builds deep understanding of ecological resilience and envi

This engaging biology activity challenges students to solve a food-based mystery using biochemical test results and macromolecule knowledge. Students apply hands-on lab testing, analyze unknown food samples, explore chemical indicators (Benedict’s, Biuret, Iodine, and Brown Paper), and sketch molecular structures to justify their claims. It’s an ideal blend of inquiry, chemical reasoning, and biology content application that makes macromolecules meaningful and fun. Standards Alignment: This act

This engaging and standards-aligned AP Biology resource dives deep into the science of biodiversity and how we quantify it. Students explore and compare four major biodiversity indices—Simpson’s Diversity Index, Shannon-Weiner Index, Species Richness, and Pielou’s Evenness—through scaffolded explanations, real-world data scenarios, and critical thinking prompts. It’s perfect for introducing ecological data analysis or enhancing your biodiversity or ecosystem unit. Standards Alignment: NGSS (High

This in-depth project guides AP Biology students through the design, modeling, and evaluation of a complex ecosystem using ecological data, scientific reasoning, and systems thinking. With a strong emphasis on energy transfer, biogeochemical cycles, and species interactions, this post-exam assignment offers a meaningful way to apply AP-level ecological principles in a creative, research-based format. Standards Alignment: NGSS High School Life Science HS-LS2-1: Carrying capacity and resource avai

This engaging post-AP Biology project challenges students to design a scientifically accurate model ecosystem based on a real-world biome. Students will analyze ecological relationships, simulate energy flow, and assess ecosystem stability through an interactive and creative lens. Ideal for end-of-year exploration or extension beyond the AP curriculum, this activity deepens understanding of systems thinking and ecological interactions. Standards Alignment: NGSS High School Life Science: HS-LS2-1

This advanced biology activity challenges students to calculate, analyze, and interpret biodiversity using Simpson’s Index (D), Shannon-Weiner Index (H'), and Pielou’s Evenness (J). Through real-world datasets, students explore species dominance, ecological resilience, evolutionary pressures, and the impact of human disturbances on biodiversity. This resource builds data analysis, ecological reasoning, and graphing skills aligned with AP Biology expectations. Standards Alignment: NGSS for Mid

Give your students a clear, scaffolded pathway to understanding how scientists quantify biodiversity. This printable/ digital worksheet introduces four major indices (Simpson’s D, Shannon-Weiner H′, Species Richness, Pielou’s J′) through student-friendly explanations, a comparison chart, and real-world data-analysis scenarios. Built-in “Think & Respond” prompts and application problems push learners beyond memorizing definitions to interpreting ecological data like working biologists. Stand

This resource features 10 thought-provoking discussion post prompts designed to deepen high school students’ understanding of Unit 1: The Chemistry of Life. These application-based questions encourage critical thinking, scientific reasoning, and student-led inquiry into essential biological topics such as water properties, macromolecules, enzyme function, and carbon-based life. Perfect for in-class discussions, online learning, or CER writing practice! Standards Alignment: Aligned with NGSS fo

Explore the fascinating web of interspecies interactions with this comprehensive, NGSS-aligned resource! Investigating Animal Relationships in Ecosystems leads students through a scaffolded journey from defining ecological vocabulary to analyzing real-world case studies, applying knowledge to environmental challenges, and extending learning through independent research. Ideal for middle and high school life science or biology classes, this engaging resource encourages critical thinking, scienti

This comprehensive resource engages high school biology students in analyzing ecological interactions across diverse environments. Through real-world case studies, advanced vocabulary work, critical thinking prompts, and an independent research extension, students explore how species relationships—like mutualism, parasitism, and predation—shape ecosystems. Perfect for advanced learners or AP Biology classes, this resource supports systems thinking, scientific reasoning, and ecological literacy.

Looking for a way to deepen students' understanding of the Chemistry of Life while building their scientific writing skills? This resource provides engaging, standards-aligned C-R-E writing prompts focused on essential biology topics such as water properties, macromolecules, enzymes, and carbon chemistry. Perfect for reinforcing content while supporting literacy in science! Standards Alignment:This resource aligns with: Next Generation Science Standards (NGSS): HS-LS1-6: Construct and revise ex