9th Grade Resources

Maya’s Choice - Vaping at School Case Study | Youth Vaping, Teen Vaping

Created by
TWFScience

This engaging resource uses an everyday, relatable scenario to illuminate The Dangers of Youth Vaping, specifically, teen vaping through a vivid and memorable case study.Students follow Maya, a 15-year-old high school student, as a single choice at a party—trying a mint-flavored vape pod—slowly deve

7th - 10th Physical Education, Biology, General Science

Also included in: Science Case Study Bundle - Ecology, Chemistry, Physics, Biology, and Space

The Water Cycle Diagram Activity | Cycling of Matter, Hydrologic Cycle

Created by
TWFScience

This activity allows your students to creatively demonstrate their understanding of the water cycle. Your students will use their varied learning styles to complete this assignment and get a better appreciation for the cycle through hands-on learning. ✅ Hands-On Water Cycle Model – Engage students

5th - Adult Education Science, Biology, Earth Sciences

NGSS MS-LS2-3, MS-LS2-4, MS-ESS2-1+1

Also included in: The Water Cycle Bundle - Lesson, Worksheets, & Activities | Hydrologic Cycle

Evaporation Race - A Water Cycle Lab Investigation | Hydrologic Cycle

Created by
TWFScience

Students will investigate evaporation in the water cycle by measuring how temperature and air flow affect evaporation rate. Using identical shallow dishes filled with equal volumes of water, students set up control, warm, and wind conditions and track changes in water volume over time. Through repea

7th - 10th Earth Sciences, General Science, Physical Science

NGSS MS-ESS2-4, HS-ESS2-4

Also included in: The Water Cycle Bundle - Lesson, Worksheets, & Activities | Hydrologic Cycle

Mini Water Cycle Lab - A Hydrologic Cycle Lab Investigation | TWO Versions

Created by
TWFScience

Students will model the water cycle in a closed system by creating a mini “water cycle” using a sealed clear bag. By adding energy from sunlight or a lamp, students observe evaporation, condensation, and water movement over time. Through structured observations, optional temperature tracking, and a

6th - 10th Earth Sciences, General Science, Physical Science

NGSS MS-ESS2-4, HS-ESS2-4

Also included in: The Water Cycle Bundle - Lesson, Worksheets, & Activities | Hydrologic Cycle

Salt & Evaporation: Mass, Volume, & Salinity Changes - A Water Cycle Lab

Created by
TWFScience

Students will investigate how evaporation changes water volume and salt concentration by comparing freshwater, ocean-like salinity, and high-salinity solutions over multiple days. Using shallow dishes, measured salt masses, and repeated mass or volume measurements, students track evaporation and cal

7th - 10th Earth Sciences, General Science, Physical Science

NGSS MS-ESS2-4, HS-PS1-3, HS-ESS2-5

Also included in: The Water Cycle Bundle - Lesson, Worksheets, & Activities | Hydrologic Cycle

Water Cycle & Evaporation Lab Bundle | Hydrologic Cycle Investigations

Created by
TWFScience

3 Lab Investigations on the Water Cycle - Evaporation • Energy Transfer • Salinity & Earth SystemsStudents will explore evaporation as a driving force in the water cycle through three connected, hands-on STEM investigations. Across short-term and multi-day labs, students measure evaporation rate

6th - 10th Earth Sciences, General Science, Physical Science

NGSS MS-ESS2-1, MS-ESS2-4, HS-ESS2-5

Water Cycle Case Study - Why Does Rainfall Change Near Mountains? | Reading

Created by
TWFScience

Ecology Case Study "Why Does Rainfall Change Near Mountains"This resource provides an engaging look at how mountains shape and determine rainfall and impact the water cycle. Students will explore how natural land formations help determine rainfall on both sides of a mountain.Through this real-world

7th - 10th Biology, Earth Sciences, General Science

Also included in: The Water Cycle Bundle - Lesson, Worksheets, & Activities | Hydrologic Cycle

Water Cycle Case Study - What Happens to Water During a Drought? | Reading

Created by
TWFScience

Ecology Case Study "What Happens to Water During a Drought?"This resource provides an engaging look at how droughts affect the movement and availability of water within the water cycle. Students will explore how long periods of low precipitation disrupt Earth’s systems and impact both natural enviro

7th - 10th Biology, Earth Sciences, General Science

Also included in: The Water Cycle Bundle - Lesson, Worksheets, & Activities | Hydrologic Cycle

The Water Cycle Bundle - Lesson, Worksheets, & Activities | Hydrologic Cycle

Created by
TWFScience

The NO-PREP bundle includes a lesson, worksheets, labs, activities, a reading, and multiple case studies on the Water Cycle Students will build a deep, evidence-based understanding of the water cycle as a dynamic Earth system through a carefully sequenced combination of explicit instruction, hands-o

6th - 9th Earth Sciences, General Science, Physical Science

NGSS MS-ESS2-4, HS-ESS2-2, HS-ESS2-5

Water Cycle Case Study - How Do Cities Change the Water Cycle? | Reading

Created by
TWFScience

Ecology Case Study “How Do Cities Change the Water Cycle?”This resource provides an engaging look at how urbanization alters the movement and availability of water within the water cycle. Students explore how replacing natural landscapes with roads, buildings, and other impermeable surfaces changes

7th - 10th Biology, Earth Sciences, General Science

Also included in: The Water Cycle Bundle - Lesson, Worksheets, & Activities | Hydrologic Cycle

Cell Organelles Logic Puzzle - Determine the Mystery Organelle Activity

Created by
TWFScience

Cell Organelles Activity - Logic Puzzle & Critical Thinking Lab for CellsLooking for a way to teach cell organelles that goes beyond worksheets and memorization?This Mystery Organelle Logic Lab challenges students to use deductive reasoning, evidence, and scientific thinking to identify cell org

6th - 9th Biology, General Science

NGSS MS-LS1-1, MS-LS1-2, MS-LS1-3

Cell Organelle Detective – Use Clues to Solve TWO Cell Organelles Mysteries

Created by
TWFScience

Cell Detectives: Solving Cell Structure & Function Mysteries - Hands-On Cell Organelles Case File ActivitiesTurn your students into cell detectives with these engaging, evidence-based mystery investigations! In this interactive activity set, students analyze clues, match symptoms to organelle fu

6th - 9th Biology, General Science

NGSS MS-LS1-1, MS-LS1-2, MS-LS1-3

Cell Organelles Logic Puzzles - Determine the Mystery Organelle Activities

Created by
TWFScience

Cell Organelles Activity - FOUR Logic Puzzles that let your students become cell organelle detectives Looking for a way to teach cell organelles that goes beyond worksheets and memorization?This Mystery Organelle Logic Lab challenges students to use deductive reasoning, evidence, and scientific thin

6th - 9th Biology, General Science

NGSS MS-LS1-1, MS-LS1-2, MS-LS1-3

Artificial Intelligence and Machines Learning Reading | Grade 8 & Up Activity

Created by
TWFScience

Artificial Intelligence is rapidly changing the world, and this Reading Comprehension Passage and Questions helps students understand what AI is, how it works, and why it matters. It explains how machines are able to learn from data, recognize patterns, and make decisions, as well as the difference

9th - 12th Science, General Science, Physical Science

Also included in: Science Reading Comprehension Article Mega Bundle | Grade 8 and Up

CRISPR Gene Editing: Rewriting the Code of Life Reading | Grade 8 & Up Activity

Created by
TWFScience

CRISPR Gene Editing Reading Comprehension Passage and Questions. CRISPR gene editing is one of the most powerful scientific developments of the 21st century, and this Reading Comprehension Passage and Questions article helps students understand what CRISPR is, how it works, and why it matters. It ex

9th - 12th Science, Biology, General Science

Also included in: Genetics, Heredity, DNA, and Traits - 5E Lesson Bundle | Genotype and Phenotype

Biology Case Study - CRISPR and Sickle Cell Disease | Reading

Created by
TWFScience

Biology Case Study “CRISPR and Sickle Cell Disease”This resource provides an engaging look at how CRISPR gene editing is being used to fix mistakes in DNA through a real-world case study of sickle cell disease. Students explore how DNA acts as the instruction code for cells and how changes in struct

7th - 10th Biology, General Science

Also included in: Science Case Study Bundle - Ecology, Chemistry, Physics, Biology, and Space

Gene-Edited Pig Organs & Xenotransplantation Reading | Grade 8 & Up Activity

Created by
TWFScience

Xenotransplantation and gene-edited organ transplants Reading Comprehension Passage and Questions. Gene edited organ transplants represent one of the most groundbreaking medical advances of the 21st century, and this reading comprehension article helps students understand how and why pig organs are

9th - 12th Science, Biology, General Science

Also included in: Science Reading Comprehension Article Mega Bundle | Grade 8 and Up

Microplastics and Plastic Pollution Reading | Grade 8 & Up Activity

Created by
TWFScience

Microplastics and plastic pollution Reading Comprehension Passage and Questions. Microplastics and plastic pollution are among the most urgent environmental issues of the 21st century, and this reading comprehension article helps students understand how plastic waste is affecting ecosystems and huma

9th - 12th Science, Biology, Chemistry

Also included in: Human Impact & Sustainability - 13 Reading Comprehension Bundle | Grade 8 and Up

Electromagnet - Coil Turns vs Magnetic Strength STEM Investigation

Created by
TWFScience

Students will investigate electromagnetism by building their own classroom-made electromagnets and testing how changing the number of wire coils affects magnetic strength. Using an iron nail, insulated wire, a battery, and paper clips, students observe how electric current creates a magnetic field a

6th - 11th Basic Principles, Physical Science, Physics

NGSS MS-PS2-3, MS-PS2-5, MS-ETS1-1+2

Also included in: STEM Investigations Growing Bundle — Scientific Method, Design, Data & CER

Microplastics Mystery – Human Impact Detective on Plastic Pollution | SUB PLAN

Created by
TWFScience

Turn your students into science detectives with this engaging, real-world investigation focused on microplastics and plastic pollution. In this case file activity, students analyze evidence, track pollution pathways, interrogate suspects, and build a scientific case to solve the mystery of how micro

6th - 9th Biology, Earth Sciences, General Science

Also included in: Science Detective Mystery Bundle | Chemistry, Human Body, Environmental Science

Supervolcanoes and Mega-Eruptions Reading | Grade 8 & Up Activity

Created by
TWFScience

Supervolcanoes and mega-eruptions are among the most powerful natural events on Earth, and this reading comprehension article and questions article helps students understand how these massive volcanic systems form and why they matter. It explains what supervolcanoes are, how they differ from regular

9th - 12th Science, Biology, Earth Sciences

Also included in: Science Reading Comprehension Article Mega Bundle | Grade 8 and Up

The Rock Cycle - Igneous, Sedimentary, Metamorphic Rocks Reading | Grade 8 & Up

Created by
TWFScience

The rock cycle is one of the most important concepts in Earth science, and this reading comprehension article helps students understand how igneous, sedimentary, and metamorphic rocks form and change over time. It explains how rocks are created by melting and cooling, broken down by weathering and e

8th - 12th Science, Biology, Earth Sciences

Also included in: Science Reading Comprehension Article Mega Bundle | Grade 8 and Up

Microplastics & Plastic Pollution Lesson | 7th, 8th, 9th Grade | Human Impact

Created by
TWFScience

This lesson on Microplastics & Plastic Pollution specifically covers what microplastics are, how they form, how they move through ecosystems and food chains, their impact on human health, and why they are difficult to remove. Additionally, your lesson includes my Microplastics Mystery Activity w

6th - 9th Chemistry, General Science, Physical Science

Plastics and their Environmental Impact Bundle - Microplastics | High School

Created by
TWFScience

This NO-PREP bundle includes lessons, readings, worksheets, and multiple case studies focused on plastics, microplastics, polymers, and plastic pollution.Students build a deep, evidence-based understanding of plastics as both a scientific innovation and an environmental challenge through a carefully

9th - 11th Chemistry, Earth Sciences, Physical Science