Percent Increase and Decrease Quiz - Page 23
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AP Computer Science Principles Digital Practice Test - Same Format as AP Exam!
This AP Computer Science Principles digital practice exam includes 70 multiple-choice questions covering all 5 Big Ideas, plus a sample written response section with all 4 Create Performance Task prompts (Written Response 1, 2(a), 2(b), and 2(c)) — exactly matching the May 14, 2026 exam. The study guide walks through all 5 Big Ideas (Creative Development, Data, Algorithms and Programming, Computer Systems and Networks, and Impact of Computing), covers the College Board pseudocode reference with
9th - 12th
Computer Science - Technology
Dry Ice Science: States of Matter Experiments That WOW! Holy Cow!
Want to blow your students’ minds while teaching science concepts that stick? ❄️ This Dry Ice States of Matter STEM Resource transforms your classroom into a science lab of wonder—while giving you everything you need to teach, assess, and engage! ✨ What’s Included Editable Slides – ready-to-go presentations to introduce and explain states of matter. Vocabulary Cards – reinforce key terms with visuals and definitions. Exit Tickets – quick checks for understanding at the end of the lesson.
PreK - 12th
Basic Principles, General Science, Physical Science
AP Biology UNIT 3 Cellular Energetics 3.2 Environmental Impacts Lesson Guide
AP Biology Unit 3: Environmental Impacts on Enzyme Function (3.2)Transform enzyme kinetics from abstract to unforgettable with this visually stunning, curriculum-aligned resource. Combining scientific rigor with bold, Pixar-inspired graphics, this set makes temperature, pH, and inhibition concepts stick. 💡 What's Inside13 comprehensive pages covering how environmental factors—temperature, pH, substrate concentration, and inhibitors—affect enzyme function, aligned to the latest AP Biology CEDVis
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
APES Unit 7 Photochemical Smog Skills Builder – Data Analysis Activity
🧰 APES Unit 7 Photochemical Smog Skills Builder — Graph, calculate, and justify using real summer NOx and ozone data in this focused AP® exam practice lesson. Students identify emission sources, construct the reaction model, analyze 24-hour concentration data, calculate percent change, evaluate a claim, and propose a justified solution — all in one structured 45–50 minute activity. The scaffolded format strengthens the APES Science Practices students must demonstrate on the AP® exam. 🛠️ Ski
9th - 12th, Higher Education
Environment
NGSS
HS-ESS3-4
AP Chemistry Lab: Formula of a Hydrate | CED 1.3 | One Period
Give your students an authentic AP Chemistry laboratory experience— without giving up multiple class periods.This CED-aligned Topic 1.3 hydrate lab challenges students to use gravimetric analysis, mole ratios, and error analysis to determine the empirical formula and percent water of an unknown hydrate. How is this possible? Students work in pairs of two and split the investigation to simulate a real-world lab experience. Group A analyzes Epsom salt (MgSO₄·xH₂O) while Group B analyzes a dif
10th - 12th
Chemistry
AP Environmental - Freshwater Scarcity and Distribution: Worksheets | Grade 9-12
Are you ready to dive deep into the critical issues surrounding freshwater scarcity and distribution? This comprehensive resource is designed specifically for AP Environmental Science students, helping them to understand the pivotal role that freshwater plays in our ecosystems and human activities. With increasing concerns about water availability globally, this lesson on freshwater scarcity is essential for students aiming to excel in their AP exams and grasp real-world environmental challenge
9th - 12th
Biology, Earth Sciences, Environment
Also included in: AP Environmental Science - UNIT 5 - Land and Water Use Worksheets Bundle
AP Environmental Science Unit 1 Homework Bundle | Print and Assign!
AP Environmental Science Unit 1 Homework Bundle: Ecosystems, Energy Flow & Primary ProductivityThis AP Environmental Science Unit 1 Homework Bundle includes three focused, standards-aligned homework assignments designed to reinforce key ecosystem concepts. Each assignment is concise, rigorous, and ideal for practice, review, or formative assessment. Perfect for busy teachers, this bundle provides ready-to-use homework that builds understanding of how ecosystems function through organization, ene
9th - 12th
Biology, Environment
Naming Branched Hydrocarbons
Naming Branched Hydrocarbons Worksheet This focused practice worksheet helps students master IUPAC naming of branched hydrocarbons by applying a clear, step-by-step naming process. Students analyze structural formulas, identify the longest carbon chain, determine correct numbering, name substituents, and construct the full systematic name. Perfect for reinforcing: Identifying the parent chain Correct numbering for lowest locants Naming alkyl substituents Applying proper hyphen, comma, and alph
11th - 12th, Higher Education
Chemistry
Factors & Multiples: A Visual Approach Grade Level: 4th – 5th (Editable)
Factors & Multiples: A Visual ApproachGrade Level: 4th – 5th GradeDescription: A highly visual explanation of factors using arrays of stars and footballs to show how numbers can be arranged in rows and columns. It clearly distinguishes between factors and multiples and includes a True/False quiz.How to Use: Excellent for Conceptual Understanding. The visual arrays help students "see" what a factor is. End the lesson with the interactive True/False quiz as a whole-class exit ticket.Stats: 30 Slid
7th - 12th, Adult Education, Higher Education
Algebra, Math Test Prep, Physics
Strong Acid Base Reaction Simulation
Students begin by typing in their name so it appears on their screen at all times. This focuses strictly on the reaction of NaOH with an unknown concentration of HCl. Students complete 4 trials which includes adding the NaOH dropwise and measuring, recording, and graphing the pH change. After 4 trials students calculation the concentration of HCl using the chemical reaction and mol ratio and not the dilution equation to ensure better understanding. Students will receive feedback if they are corr
9th - 12th, Adult Education, Higher Education
Chemistry
Also included in: General Chemistry I Lab Simulation Manual
Periodic Table Test (Editable pptx)
Assess student understanding easily with this Periodic Table Test PowerPoint, perfect for Grades 6–10. The opening slides quickly highlight essential concepts—groups, periods, metals, nonmetals, atomic structure—to prep students before testing. Includes structured questions, diagrams, multiple-choice items, and fill-in-the-blanks. Estimated Slide Count: ~12–16 slides Activities Included: 1 full periodic table quiz 1 atomic structure review task 1 metals/nonmetals classification exercise peri
7th - 12th, Adult Education, Higher Education
Biology
Evolving Threat. The Rise of Antibiotic Resistance Data Analysis
What's Included:Evolving Threat: The Rise of Antibiotic ResistanceAnnotated reading passage based on real research by Dr. Ramanan Laxminarayan (Princeton) and Dr. Saraj Saggar, with margin annotation instructions and structured response boxesVocabulary activation table with before/after columns for formative assessment of prior knowledge and growthInfographic analysis section using real AMR global death projection data (Review on Antimicrobial Resistance, 2014), including regional breakdowns and
7th - 10th
Biology, General Science, Other (Science)
NGSS
MS-LS4-2
, MS-LS4-4
, MS-LS4-6
Also included in: Natural Selection & Evolution Activities and Labs Unit
Mystery Hydrate Lab – Empirical Formula CER Performance Task | Hot Plate Safe Ch
Engage your students with a mystery-based performance assessment that builds real lab skills—without the need for Bunsen burners or fancy equipment!This NGSS-aligned chemistry lab guides students through determining the empirical formula of a hydrate using mass data and mole ratios. With just Epsom salt or Borax, foil, and a hot plate, students apply core mole concepts in a safe, accessible, and engaging format. Students complete: Careful mass measurements before and after heating Molar con
8th - 12th
Chemistry
CCSS, NGSS
RST.9-10.3
, RST.9-10.7
, WHST.9-10.1
+2
AP Chemistry Practice Topic 4.5: Stoichiometry worksheet
This resource includes 6 multi-part practice problems to help your AP Chemistry students master Topic 4.5 (Stoichiometry) in unit 4: Chemical Reactions. There are two general stoichiometry problems, and four problems where students will need to determine the limiting reactant, and determine theoretical yield or percent yield. The worksheet is provided in PDF format, and an answer key and worked out solutions are included. Learning Objective 4.5.A Explain changes in the amounts of reactants and
8th - 12th, Higher Education
Chemistry, Physical Science
Also included in: AP Chemistry Unit 4: Chemical Reactions Worksheet Bundle
AP Biology UNIT 4 Cell Communication 4.5 Cell Cycle Video Guide
AP Biology Unit 4.5 lesson covering the cell cycle, interphase (G1, S, G2), and mitosis (PMAT) in full detail. This video explains what happens at each stage, how DNA content changes, and where key checkpoints occur. Includes an end-of-lesson quiz to test understanding and reinforce common AP exam concepts. Keywords: AP Biology, Cell Cycle, Interphase, Mitosis, PMAT, G1 Phase, S Phase, G2 Phase, M Phase, Checkpoints, DNA Replication, Sister Chromatids, Chromosome Number, AP Bio Review TIMEST
7th - 12th
Biology, General Science, Other (Science)
Inspired by Jeopardy for AP Biology 27 game bundle
AP Biology Interactive Jeopardy Game Bundle – 27 Topics Aligned to the AP College Board CEDBring your AP Biology classroom to life with this comprehensive 27-game Jeopardy bundle covering every major unit of the AP Biology curriculum. Perfect for review, test prep, and formative assessment, these interactive PowerPoint games keep students engaged while reinforcing key concepts. Key Features 27 Interactive Jeopardy-Style Games – Each game focuses on a specific AP Biology topic for targeted rev
9th - 12th
Biology, Health, Other (Science)
CCSS, NGSS
WHST.9-10.9
, WHST.11-12.2
, WHST.11-12.9
+12
AP Environmental - Preventing Nutrient Pollution : Worksheets | Grade 9-12
Are you looking for a comprehensive resource to help your students tackle the complex issues surrounding nutrient pollution? This product is designed specifically for AP Environmental Science educators seeking to equip their students with knowledge and skills related to preventing nutrient pollution. With increasing concerns about water quality and ecosystem health, understanding how to mitigate nutrient pollution is crucial. This resource not only supports students in mastering the content but
9th - 12th
Chemistry, Earth Sciences, Environment
AP Biology UNIT 5 Heredity 5.5 Environmental Effects on Phenotype Video Guide
Your DNA doesn't decide everything — and that's what makes biology fascinating. 🧬 In this AP Biology 5.5 lesson, discover how environmental factors like temperature, nutrition, sunlight, and pH can dramatically alter an organism's phenotype — even when the genotype stays the same. TIMESTAMPS 0:00 Disclaimer & Introduction 4:46 Phenotypic Plasticity 16:26 Quiz Question Disclaimer: AP Biology ® is a registered trademark of College board, which was NOT involved in the development of these prod
8th - 12th
Biology, General Science, Other (Science)
Also included in: UPDATED 2026 AP Biology Unit 5: Heredity COMPLETE UNIT STUDY BUNDLE
AP Biology Exam Practice Test - Question Types Just Like the Real Exam!
This study packet prepares students for the AP Biology exam. The first section is a focused study guide covering all eight course units with their approximate exam weights, including Unit 7 Natural Selection as the largest single content area at 13 to 20 percent. It walks through every key formula students will see on the reference sheet — Hardy-Weinberg equilibrium, exponential and logistic population growth, water potential, chi-square, surface area to volume ratios, and Gibbs free energy — wi
9th - 12th
Biology
Also included in: AP Biology Exam Practice Test (Print & Digital Versions)
AP Environmental Science (APES) Global Change Study Guide/Sub Plans with Key
Elevate your students' understanding and performance in AP Environmental Science with this all-inclusive study guide! Designed specifically to target key concepts and essential knowledge, this guide is perfect for reinforcing classroom learning and preparing for the AP exam. 🌡️ What’s Inside:Ozone DepletionGreenhouse Gases and the Greenhouse EffectIncreasing Greenhouse GasesGlobal Climate ChangeOcean WarmingOcean AcidificationInvasive SpeciesEndangered SpeciesHuman Impacts on BiodiversityLegisl
9th - 12th
Earth Sciences, Environment, Science
APES Full Course Question Bundle - Quiz, T/F, Fill in the Blanks (540 Questions)
The Ultimate AP Environmental Science Assessment Bundle – 500+ Questions Covering the Entire APES CurriculumSave countless hours with this comprehensive, no-prep test bank bundle covering all 9 major units of AP Environmental Science. This all-in-one resource provides 540 carefully crafted questions—perfect for quizzes, tests, review sessions, and AP exam prep throughout the school year. What's Included: 9 Complete Chapter Question Sets (60 questions each):Chapter 1: The Living World - Ecosystem
10th - 12th
Earth Sciences, Environment, Reading
AP Environmental: Leachate & Emissions : Worksheets | Grade 9-12
Are you ready to dive into the critical issues surrounding landfills? Understanding leachate and gas production is essential for students studying AP Environmental Science. This comprehensive resource is tailored to assist teachers in effectively conveying these vital concepts to their students while preparing them for exams and real-world applications. With the increasing relevance of environmental concerns, this product will ensure your students are well-versed in the challenges and solutions
9th - 12th
Chemistry, Earth Sciences, Environment
Balancing Chemical Equations (Algebraic Method) (Editable pptx)
Teach students how to balance even the toughest equations using this Balancing Chemical Equations (Algebraic Method) PowerPoint—a step-by-step problem-solving guide perfect for Grades 9–12 chemistry. The opening slides immediately show students that they can balance complex equations with a systematic method, increasing confidence and mastery. This resource walks students through assigning variables, writing element equations, solving simultaneously, simplifying fractions, and deriving final c
7th - 12th, Adult Education, Higher Education
Chemistry
Biomagnification Calculations Lab (APES Unit 8) DDT/Mercury + FRQ + Key
Biomagnification shows up on the APES exam almost every year—and students often miss the math and the “why.” This AP Environmental Science activity fixes both. Students complete progressively rigorous toxin calculations through real food chains (DDT + mercury), calculate bioaccumulation factors (BAF), analyze a graph showing exponential increase, and finish with AP-style FRQ practice plus real-world policy evaluation (DDT ban, Minamata disease, mercury advisories, PCB cleanup). ✅ Mirrors t
9th - 12th
Environment
Also included in: APES Math & Data Analysis Bundle (5 Labs) FRQ Practice + Answer Keys
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