Percent Increase and Decrease Quiz
45+ results
Filters
Grade
Subject
Format
Resource type
Standard
Audience
Programs & methods
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
Percent yield stoichiometry lab: Alka-Seltzer and percent yield of CO2
This easy to follow lab experiment is intended to complement your teaching on Stoichiometry, Limiting Reagent, Excess Reagent, and Percent Yield as well as compiling and analyzing data to come to a quantitative conclusion. The lab handout includes a materials list and a simple and clear procedure. The lab activity uses only 1 chemicals easily sourced from any grocery and drug store store making it a quick, cheap and simple lab activity to setup. The detailed procedure makes it easy for students
9th - 11th
Chemistry, Earth Sciences, Other (Science)
NGSS
HS-PS1-7
, HS-PS1-2
Get more with resources under $5
See all
Anatomy and Physiology Root Word Quiz
Start the school year off right and encourage students to practice using scientific root words. This quiz allows students to reason out the meaning of science vocabulary by focusing on what the smaller components reveal about the meaning of the larger terms. This can serve as a launch point for deeper conversations and train students to approach all new vocabulary from this problem-solving angle.
9th - 12th
Anatomy, Biology, Vocabulary
Longitudinal and Transverse Waves Differentiated Quizzes
NGSS - MS-PS4-1: A simple wave has a repeating pattern with a specific wavelength, frequency and amplitude. Students will share their knowledge of longitudinal and transverse waves.
These quizzes will support your unit on waves. They are leveled to meet all of the assessment needs in your classroom. These quizzes are a part of a lab exploring longitudinal and transverse waves. The lab, which is available for purchase, includes teacher instructions, leveled strategic questioning, an analysi
6th - 9th
Physical Science
FREE: DNA Replication Mini Quiz – IB & AP Biology
Reinforce your students’ understanding of DNA replication with this short, ready-to-use quiz designed for IB Biology (SL/HL) and AP Biology classrooms. Perfect as a bell-ringer, exit ticket, or mini-assessment. What's Included:4 questions (with answers), 3 multiple-choice and 1 short-answerA mix of difficulty levelsPrintable & digital-friendly PDF formatDesigned for use as a quick formative check before or after your DNA replication lessonsDisclaimer: Not affiliated with IBO or Collegeboard
9th - 12th, Higher Education
Biology
FREE: Cell Biology Mini Quiz – IB & AP Biology
Engage your students with this free Cell Biology Mini Quiz covering key concepts from IB Biology Theme 2 Cells (A, B) and AP Biology Unit 2! Good for quick reviews, bell ringers, or formative checks. This mini quiz covers cell theory, cell structure and organelles, and eukaryotes vs. prokaryotes. What's included:4 Multiple Choice Questions (with answer key)Printable PDF formatFor:IB Biology (SL + HL)AP BiologyAdvanced high school biologyPerfect companion to Cell Biology Jeopardy Review Game (In
9th - 12th, Higher Education
Biology
FREE! APES Daily Quiz – Module 1 (Smedes' & Friedland 4th Ed) | Canvas QTI
Product Description:This FREE sample quiz for Module 1: Environmental Science & Sustainability is part of my larger APES Unit 1 Daily Quiz Bundle. It’s fully aligned with the Friedland & Relyea 4th Edition textbook and Smedes’ lecture slides, making it a perfect daily check for understanding or formative assessment. This download includes both a QTI .zip file for easy upload into Canvas LMS (auto-graded + gradebook-linked) AND a Google Docs version (editable + printable) for flexible cl
9th - 12th
Biology, Earth Sciences, Environment
Career Quiz & Guide - Nursing
This is a simple quiz and guide for young minds that may be interested in working in the Nursing profession. You only need to print pages 2 and 3 of the .pdf. for your Students.
3rd - 9th
Physical Science
AP Psychology: Neurotransmitters & Hormones Word Search Puzzle -Biology Review
Neurotransmitters and Hormones Word Search – Advanced Psychology Vocabulary Review (Chemical Messengers)Make mastering neurotransmitters and hormones more fun and engaging with this 20×20 word search puzzle! Perfect for AP Psychology, IB Psychology, or any neuroscience unit, this activity helps students review and reinforce essential vocabulary while giving them a creative brain break. Students will search for 13 key neurotransmitters and hormones — including dopamine, serotonin, GABA, acetylc
6th - 12th, Higher Education
Biology, Health, Psychology
Cellular Respiration Sketch and Tell (Eduprotocol) Model Biology FREEBIE
Help students build deeper understanding of cellular respiration with this engaging "Sketch & Tell" modeling activity! Students create explanatory models using only google slides drawing tools, then explain their thinking in two complete sentences. This FREE resource supports NGSS-style modeling, visual learning, and clear scientific communication. What's Included: Editable Google Slides presentation (make a copy for each student in google classroom)Clear student directions and examples Teacher
7th - 10th
Biology
NGSS
MS-LS1-7
, HS-LS1-7
, HS-LS2-5
Counting Significant Figures Worksheet | Sig Fig Rounding & Operations
Build accuracy and confidence with this Counting Significant Figures Worksheet set—perfect for High School Chemistry (Grades 9–12). Students practice counting significant figures, rounding, and applying sig fig rules to addition, subtraction, multiplication, and division. Problems progress from identification to mixed calculations, making this resource ideal for classwork, homework, warm-ups, stations, quizzes, or review. What’s Included Identifying Significant Figures (introduces rule
9th - 12th
Chemistry, Physics
Universal Healthcare Debate - Health and Disease - MYP Science
Get your middle school science class talking with this biology discussion activity on universal healthcare, recommended for grade 8-10 students learning about the immune system! Designed with MYP in mind but appropriate for any middle school, high school, international, or homeschool STEM curriculum. Students take on one of 5 character roles to discuss the extent to which healthcare should be publicly or privately managed. In the process, they will also compare mental and physical health iss
8th - 10th
Biology, Science
CCSS
SL.9-10.1
, SL.9-10.1a
, SL.9-10.1b
+16
Bottle Rocket Quiz
Quiz given to students after studying how rockets work and before we made water rockets. Includes information about Newton's Laws of Motion, force, drag, and stability.
2nd - 10th
Astronomy, Engineering
Understanding the Central Idea - Student Thinking Tool!
Looking for a student-friendly way to assess and deepen learners’ understanding of the Central Idea in your PYP classroom? This printable and resource helps students reflect, connect, and express their thinking meaningfully throughout a Unit of Inquiry. What’s IncludedA thoughtfully designed reflection template that invites students to articulate their understanding in their own wordsPrompts and guiding questions to encourage personal connections, examples, and conceptual understandingWhy You wi
3rd - 10th
Other (ELA), Other (Math), Other (Science)
-ology Matching Freebie {~The Science Garden~}
This matching resource can be used as a vocabulary builder, formative assessment, root word study tool, early finisher, or science enrichment activity. Look for my other resources for -ologies, as well as my -ology bundle! I use easy-to-read fonts that have proven helpful for dyslexic students and those with visual impairments, and primarily black and white printables to make content accessible for as many students and teachers as possible.
3rd - 9th
Science, Vocabulary
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
Homeopathy, Medicine or Magical Thinking?
Check it out at: https://generationskeptics.org/2026/01/14/homeopathy-medicine-or-magical-thinking/Online version includes a teacher guide, lesson plan, website evaluation checklist, quiz, answer keys, and more! This lesson on homeopathy is designed to help students practice real scientific and digital-literacy skills by learning how to evaluate health claims they will encounter in the real world. Many students see “natural” and “alternative” medicine online and in stores, and this lesson guides
9th - 12th
Balanced Literacy, General Science, Library Skills
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
The News War: Think Like a Journalist, Verify Like A Skeptic
You can find the lesson described here on our website. It includes a lesson plan, student response sheet, quiz and answer key. Gr 6-12 The News War: Think Like A Journalist, Verify Like a SkepticWe also have similar lessons for younger grades. Gr 3-6 The News War: Detectives of TruthGr K-3 Be A News DetectiveFor a quick description, view The News War on our YouTube channel. For dozens of lessons that promote skeptical thinking skills, check out our webpage www.GenerationSkeptics.org
6th - 12th
Computer Science - Technology, General Science, Other (ELA)
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)
1:53
Origin of Life Science Activity | Evolution, Miller-Urey, Animated Timeline
The Origin of Life helps students explore how life began on Earth, from the planet’s early conditions to the first cells, through engaging interactive tasks and critical thinking challenges. Activities for students: Trace Earth’s ancient history with an animated timeline Explore the Miller-Urey experiment and its groundbreaking results Examine the challenges scientists faced in recreating life’s building blocks Investigate four key hypotheses about the origin of life Place major events i
7th - 12th
Biology, Earth Sciences, General Science
Freebie Astrology After State Testing Activity During Testing Week Fun Friday
Looking for a fun and engaging astrology activity? Need something for after state testing or during testing week? Yes? Then download this editable and no prep Astrology WebQuest and Astrology Quizzes! ➟ ACTIVITIES in this RESOURCE:1.) Astrology WebQuestWhen you purchase this scavenger hunt resource, you'll receive the activity in both print and digital formats. The research questions provided allow for scaffolded instruction that can be completed individually, in pairs, or in small groups. Yo
7th - 10th
Other (ELA), Other (Science), Other (Social Studies)
CCSS
RH.6-8.10
The Nocebo Effect!
We've all heard about the Placebo Effect. Meet its evil twin, the Nocebo Effect! This lesson comes with free materials, including classroom slides, a lesson plan, student response sheet, quiz, and answer keys. Check it all out here: The Nocebo Effect
6th - 12th, Adult Education, Higher Education
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
Showing 1-24 of 45+ results
TPT is the largest marketplace for PreK-12 resources, powered by a community of educators.
IXL family of brands