Percent Increase and Decrease Quiz
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AP Biology Surface Area to Volume Ratio | PDF Presentation | SA:V
✨Help AP Biology (AP Bio) students understand why cells can’t grow forever with this clear, engaging Surface Area to Volume Ratio slideshow. This resource walks students step-by-step through the math–biology connection that explains cell size limits, diffusion efficiency, and why cells divide instead of continuously growing. 🧙♂️Designed for direct instruction, this un-editable PDF presentation breaks down formulas, ratios, and real biological applications in a student-friendly way while
9th - 12th
Biology, General Science
CCSS, NGSS
HSN-Q.A.1
, HSN-Q.A.2
, RST.9-10.7
+2
Direct vs Inverse Proportionality Infographic Poster
Graphing Variable Relationships: Direct, Inverse, and No Correlation Help students understand how variables relate to one another using this engaging graphing relationships infographic. This visual teaching resource explains three important types of relationships between variables: • Direct proportionality – both variables increase together • Inverse proportionality – one variable increases while the other decreases • No correlation – variables show no predictable pattern Students learn h
8th - 12th, Adult Education, Higher Education
General Science, Physical Science, Physics
AP Biology UNIT 5 Heredity 5.2 Meiosis & Genetic Diversity Video Guide
In this video, we break down how meiosis creates genetic diversity—without the confusion. You’ll learn: What crossing over is and why it matters How independent assortment increases variation When these processes happen during meiosis I #meiosis#apbio#science 🧮📊⚛️🧬 🧪🧠🦠🧫🔬📐🔢📏 TIMESTAMPS 0:00 Disclaimer 0:33 Genetic Diversity - Sibling Uniqueness 1:20 How Genetic Diversity Relates to Meiosis 2:15 Crossing Over 6:48 Independent Assortment Random Assortment Random Fertilization 9:03
8th - 11th
Biology, General Science, Other (Science)
CCSS
RST.11-12.1
, RST.11-12.2
, RST.11-12.3
+7
Also included in: UPDATED 2026 AP Biology Unit 5: Heredity COMPLETE UNIT STUDY BUNDLE
Mass, Distance, and Universal Gravitational Force Infographic Poster
Gravity: The Universal Force of Attraction Help students understand how gravity works with this engaging Gravity physics infographic. This visual teaching resource explains how gravity acts as a universal force of attraction between objects with mass and how the strength of gravitational force depends on mass and distance. Students learn how increasing mass strengthens gravitational attraction and how increasing distance weakens gravitational force. Perfect for physics, physical science, and
6th - 12th, Adult Education, Higher Education
General Science, Physical Science, Physics
Taxonomy & Classification Biology Google Form Quiz
Biological Classification Practice Google Form | Taxonomy & Virus Structure Assessment Make teaching biological classification simple and engaging with this ready-to-use digital assessment! Students analyze taxonomy diagrams, virus structures, and organism characteristics to demonstrate understanding of classification concepts. This resource is perfect for middle and high school biology and provides automatic grading to save teachers valuable time. This resource pairs great with the Classifi
7th - 12th
Biology, General Science, Other (Science)
AP Biology UNIT 4 Cell Communication & Cell Cycle 4.1 Cell Communication Lesson
AP Biology Unit 4: Cell Communication (4.1) Lesson GuideGive your students a crystal-clear understanding of one of the most tested AP Biology topics: cell communication. This visually rich, no-prep resource breaks down signaling pathways with simple explanations, high-quality graphics, and AP-style practice questions. ✨ What’s Included Cover page + disclaimer Overview of cell communication (growth, stress, infections, hormones) Direct vs. Chemical Signaling Juxtacrine, paracrine, autocrine,
8th - 12th, Adult Education, Higher Education
Biology, General Science, Other (Science)
ANGIOSPERMS- A BOTANY QUIZ
This quiz has amazing facts about this Botany topic. Have a great year of learning!
Knowledge is power!
5th - 12th, Adult Education, Higher Education
Environment, General Science
AP Biology UNIT 8 Ecology 8.5 Community Ecology High School Lesson Study Guide
🧬 AP Biology Unit 8 Ecology | Biodiversity & Species Interactions | Simpson’s Diversity Index Lesson (8.5 Community Ecology)Need a zero-prep AP Biology lesson on community ecology that actually keeps students engaged? This AP Biology Unit 8 Ecology resource covers biodiversity, species interactions, and Simpson’s Diversity Index with clear visuals and exam-ready explanations—so students understand, not just memorize. 🚨 The ProblemTeaching community ecology can feel overwhelming: Students
9th - 12th
Biology, General Science, Other (Science)
CCSS, NGSS
HSS-ID.A.1
, HSS-ID.B.6a
, HSS-ID.B.6b
+5
MYP 1-3 Criteria B: Bouncing Ball Lab (Energy)
Creating authentic MYP assessments can be challenging. No fret! Here is a Criteria B Assessment that is super easy, challenging for the kids, comes with an awesome rubric, and even includes an answer key for moderation! I love sharing the example key with the kids afterwards so they can compare their lab reports and see how they can improve! Or use it as a formative assessment! This lab report involves two things:Task 1: Design an experiment to test the relationship between kinetic and potential
6th - 10th
Chemistry, General Science, Physics
NGSS
MS-PS3-4
, MS-PS2-4
, MS-PS3-2
+4
Online Simulation: Gel Electrophoresis
This is a student guide and worksheet to go along with the wonderful online simulation of gel electrophoresis provided by labxchange.org. There are 6 parts to this simulation. Part 1: Context -- Students get an introduction to gel electrophoresis (6 Questions) Part 2: Materials -- Students review lab equipment (6 Questions) Part 3: Predictions -- Students make predictions about the lab simulation (2 Questions) Part 4: Protocol -- Students conduct the detailed online simulation (3 Questions)
9th - 12th, Adult Education, Higher Education
Biology, General Science, Science
AP Biology UNIT 8 Ecology 8.5 Community Ecology Video Guide (Study Visual)
Community Ecology is all about how different species live together and interact in the same environment. From cooperation to competition, every organism plays a role in shaping the balance of life. This video breaks down Community Ecology in a clear, visual way so you can actually see how these interactions happen in real ecosystems. You’ll explore how species relationships build complex networks, why biodiversity matters, and how small changes can ripple through an entire community. This is es
9th - 12th
Biology, General Science, Other (Science)
CCSS, NGSS
RST.11-12.1
, RST.11-12.7
, HS-LS2-6
+1
AP Biology UNIT 4 Cell Communication 4.4 Feedback Lesson Guide
(AP Bio 4.4 Feedback Mechanisms)Perfect for Unit 4: Cell Communication & Cell CycleHelp your AP Biology students finally get homeostasis and feedback loops — without the glazed-over “what is happening” look. This lesson breaks down positive and negative feedback mechanisms with super visual, scaffolded slides that make these tricky concepts actually stick. This resource walks students through: What homeostasis really is and why organisms must maintain it The difference between positive feedb
8th - 12th, Adult Education, Higher Education
Biology, General Science, Other (Science)
CCSS
RST.11-12.1
, RST.11-12.2
, RST.11-12.3
+7
Infection Control
This presentation is about infection control. It includes information about common illnesses, treatment and prevention. There is a short quiz at the end.
7th - 12th, Adult Education, Higher Education
Basic Principles, General Science, Health
Full Year Debate Discussion Bundle - Grade 8-10 MYP Middle School Science
6 units worth of grade 8-10 debate / discussion activities, perfect for developing collaboration and critical thinking skills all year long, bundled at 10% off! Designed with MYP in mind but appropriate for any middle school, high school, international, or homeschool STEM curriculum. In each activity, students take on one of 5 character roles or scenarios to debate and discuss controversial topics. In the process, they will explore a variety of scientific and interdisciplinary concepts. Print
8th - 10th
General Science, Science
CCSS
SL.9-10.1
, SL.9-10.1a
, SL.9-10.1b
+24
Full Year Debate Discussion Bundle - Grade 7-9 MYP Middle School Science
6 units worth of grade 7-9 debate / discussion activities, perfect for developing collaboration and critical thinking skills all year long, bundled at 10% off! Designed with MYP in mind but appropriate for any middle school, high school, international, or homeschool STEM curriculum. In each activity, students take on one of 5 character roles or scenarios to debate and discuss controversial topics. In the process, they will explore a variety of scientific and interdisciplinary concepts. Print a
7th - 9th
General Science, Science
CCSS
CCRA.SL.1
, CCRA.SL.2
, CCRA.SL.3
+9
Satellites
88pgs, 32gifs, 31videos, 20Q/solnA body that orbits another is a satellite. Earth satellites are increasing rapidly. For gravity driven satellites V2=GMeMsat/Re2 which is derived from F=GM1M2/R2 and F=MV2/R. Velocities can be calculated. Kepler's 3rd Law is related. K=R3/T2 and is a constant for the object at the center. Kinds and uses of satellites are discussed. Near earth satellites (300mi) and geosynchronous (22,000mi) are featured. Spy satelli
8th - 12th
General Science, Physical Science, Physics
GIRAFFE - Interactive PowerPoint presentation including video snippets
THE GIRAFFE - Interactive PowerPoint Presentation including seven video snippets. INDIVIDUAL AFRICAN ANIMAL PRESENTATIONS, contain further information, more photos and possible video snippets. AFRICAN PREDATORS includes the following cats: lion, leopard, cheetah, serval, caracal This POWERFUL, INTERACTIVE presentation makes the reader and or listeners … THINK! and THINKS some more! Questions are asked continually thus engaging the reader; responses come naturally. Original photos enhance and
PreK - 9th, Adult Education
General Science, Informational Text, Writing
AP Biology Curriculum | Unit 1 Chemistry of Life MCQ Test + Answer Key
🧪 AP Biology Unit 1: Chemistry of Life Test | 50 MCQ + Answer Key (Multiple Choice Review Questions + Answers With Explanations) Save time and confidently assess your students with this ready-to-use AP Biology Unit 1 test covering the Chemistry of Life! This resource includes 50 carefully designed multiple-choice questions aligned to key AP Bio concepts—perfect for quizzes, unit tests, or exam review. ✅ What’s Included: ✔️ 50 Multiple Choice Questions (MCQ) covering Unit 1 topics✔️ Student
7th - 12th, Higher Education
Biology, General Science, Other (Science)
NGSS
HS-LS4-1
, HS-LS1-1
AP Biology UNIT 7 Natural Selection 7.10 Speciation Video Guide
🧬 7.10 Speciation AP Biology – Full 30-Minute Crash CourseSpeciation is one of the MOST important topics in Unit 7—and this focused 30-minute guide will help you master it fast. In this video, you’ll learn: A clear, simple explanation of what speciation is The difference between allopatric vs. sympatric speciation Key types of reproductive isolation Gradualism vs. punctuated equilibrium Common AP exam mistakes to avoid 🎯 Perfect for AP Biology students reviewing for tests or aiming for a
9th - 12th
Biology, General Science, Other (Science)
LIONS - Interactive PowerPoint presentation including video snippets
A COMPLETE MINI-LESSON ON AFRICA’S CATS! THE LION - Interactive PowerPoint Presentation., 7 video snippets. INDIVIDUAL AFRICAN CAT PRESENTATIONS, contain further information, more photos and possible video snippets. AFRICAN PREDATORS includes the following cats: lion, leopard, cheetah, serval, caracal This POWERFUL, INTERACTIVE presentation makes the reader and or listeners … THINK! Questions are asked continually thus engaging the reader; responses come naturally. Original photos enhance and
PreK - 10th, Adult Education
General Science, Informational Text, Reading Strategies
Cell Size: Surface Area, Volume, and Ratios BUNDLE
This bundle on Cell Size will help your students understand the importance of a small cell, how surface area & volume play a role in cell function, how cells have evolved to increase surface area (folds), and how to calculate surface area, volume and ratios for different shaped cells. This full lesson is ready to print & go and also easy to implement. It can be used by a teacher to guide instruction, supplement instruction, or even used as an independent work day for students to learn on their
9th - 12th, Higher Education
Basic Principles, Biology, General Science
AP Biology UNIT 2 Cells 2.10 Origins of Cell Compartmentalization Video Guide
Learn how complex life evolved! 🌱 This video breaks down the Endosymbiotic Theory, showing how ancient prokaryotic cells teamed up to form eukaryotes — the foundation of all multicellular life. You’ll see how mitochondria and chloroplasts tell the story of life’s biggest collab. Then, we compare prokaryotes vs. eukaryotes to see what really sets them apart. Stick around till the end for a quick quiz to test your bio brainpower! 🧬 Disclaimer: AP Biology ® is a registered trademark of College bo
9th - 12th, Adult Education, Higher Education
Biology, General Science, Other (Science)
CCSS
RST.11-12.1
, RST.11-12.2
, RST.11-12.3
+7
Also included in: AP Biology Complete Unit 2 BUNDLE: Cells | Video Lesson Guide Worksheets
AP Biology UNIT 8 Ecology 8.4 Effect of Density on Populations Video
Ever wondered how population density affects survival in ecosystems? In this video, we break down the effect of population density and how limited food, water, and living space can impact organisms. You'll learn how dense populations increase competition, spread disease faster, and change how species interact with their environment. We also explore how ecosystems like rainforests, savannas, deserts, and wetlands support different population sizes based on available resources and carrying capacit
8th - 12th, Adult Education, Higher Education
Biology, General Science, Other (Science)
CCSS
RST.11-12.1
, RST.11-12.2
, RST.11-12.3
+7
AP Biology UNIT 6 Gene Expression 6.2 DNA Replication Video
Ever wonder how cells copy DNA with near-perfect accuracy? In this video, we break down DNA replication step by step — the process that allows genetic information to be passed from one cell to the next and from parents to offspring. You’ll learn: What happens during the S phase of the cell cycle Where DNA replication occurs in eukaryotes vs. prokaryotes How enzymes like helicase, primase, DNA polymerase, and ligase work together The difference between the leading strand and lagging strand
8th - 12th, Adult Education, Higher Education
Biology, General Science, Other (Science)
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