9th Grade Activities

Pendulum STEM Lab - Pendulum Length vs Swing Period | Scientific Method

Created by
TWFScience

Give students a true inquiry experience: they build a simple pendulum, change only the string length, and use repeated timings to determine how the period changes with length. The packet guides them from planning a fair test to organizing data, averaging, and graphing—then wrapping up with clear CER

6th - 10th Basic Principles, Physical Science, Physics

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

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

Mitosis and Cell Division CER + 50 Question Auto-Graded Review Quiz

Created by
TWFScience

Mitosis and the Cell Cycle - CER and Review Bundle (10 Days)CER Includes: Hot & Cold Presentations + Teacher Answer KeyReview Includes: 50 Auto-Graded Google Form QuestionsConcepts Covered✅ Why cells divide: reproduction, growth, repair/replacement ✅ Cell size & diffusion constraints (why...

7th - 10th Basic Principles, Biology

NGSS MS-LS1-1, MS-LS1-2, MS-LS1-3+12

Also included in: SNC2D Ontario Grade 10 Science Biology - Cells & Body Systems Full Course Unit

Paper Table STEM Lab: Which Support Shape Holds the Most Weight?

Created by
TWFScience

Give students a fast, hands-on engineering investigation: build a paper “table,” change only the support shape, and measure which design holds the greatest load. With tight build rules and simple materials, students plan a fair test, collect one clear data point per shape, and create a comparison ba

6th - 10th Basic Principles, Physical Science, Physics

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

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

Blow Cup Challenge STEM Lab: Bernoulli, Airflow, and Optimal Gap Distance

Created by
TWFScience

Engage your students with a fast-paced, low-prep engineering and physics lab that turns two cups and a table tennis ball into a rich investigation of airflow and pressure. Students use the full scientific method to test how the gap between two cups affects the success rate of transferring a ball by

6th - 10th Basic Principles, Physical Science, Physics

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

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

Paper Helicopter STEM Lab: Blade Length vs Descent Time | Whirlybird

Created by
TWFScience

Turn a single sheet of paper into a powerful investigation of forces and motion. In this hands-on lab, students build and test paper “whirlybirds” with different blade lengths to determine how blade size affects descent time. The activity emphasizes testing, data quality, graphing, and claim–evidenc

6th - 10th Basic Principles, Physical Science, Physics

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

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

Cellular Respiration and Photosynthesis | CER + 50 Question Auto-Graded Quiz

Created by
TWFScience

Help students write stronger scientific explanations—without piling on grading. This 10-day CER pack builds understanding of photosynthesis and cellular respiration with scaffolded (Cold) and transfer (Hot) versions of each prompt, a Teacher Answer Key, and a 50-question Google Forms question bank

6th - 9th Basic Principles, Biology, Earth Sciences

NGSS MS-LS1-1, MS-LS1-2, MS-LS1-3+12

Chemistry Project-Based Learning (PBL) Activities 10 Engaging Hands-On Projects

Created by
TWFScience

Transform your life science lessons into exciting, inquiry-based learning experiences with this comprehensive Chemistry Project-Based Learning (PBL) Bundle! These ready-to-use projects immerse students in real-world applications of chemistryPBL - Chemistry BundlePBL - Biology BundlePBL - Physics Bun

8th - 11th Chemistry, General Science, Physical Science

Also included in: High School Project-Based Learning Bundle - Biology, Chemistry, Physics | PBL

Physics Project-Based Learning (PBL) Activities 10 Engaging Hands-On Projects

Created by
TWFScience

Transform your life science lessons into exciting, inquiry-based learning experiences with this comprehensive Physics Project-Based Learning (PBL) Bundle! These ready-to-use projects immerse students in real-world applications of physics concepts while building critical thinking, problem-solving, an

8th - 11th General Science, Physical Science, Physics

NGSS HS-PS1-3, HS-PS2-1, HS-PS2-2+4

Also included in: High School Project-Based Learning Bundle - Biology, Chemistry, Physics | PBL

Physical Science Project-Based Learning (PBL) Activities 10 Engaging Activities

Created by
TWFScience

Physical Science Problem-Based Learning Activities for Middle School Science - 6th, 7th, 8th Grade. Transform your science lessons into exciting, inquiry-based learning experiences with this comprehensive Physical Science Middle School Project-Based Learning (PBL) Bundle! These ready-to-use projects

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

NGSS HS-PS1-3, HS-PS2-1, HS-PS2-2+4

Also included in: Middle School Project-Based Learning Bundle - Life and Physical Science | PBL

Life Science Project-Based Learning (PBL) Activities | 10 Engaging Activity

Created by
TWFScience

Life Science Problem-Based Learning Activities for Middle School Science - 6th, 7th, 8th Grade. Transform your science lessons into exciting, inquiry-based learning experiences with this comprehensive Physical Science Middle School Project-Based Learning (PBL) Bundle! These ready-to-use projects imm

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

NGSS MS-LS2-1, MS-LS2-2, MS-LS2-3+2

Also included in: Middle School Project-Based Learning Bundle - Life and Physical Science | PBL

Yeast Balloon STEM Lab: Sugar % vs CO2 Production | Scientific Method

Created by
TWFScience

Turn a cup, balloon, and pantry ingredients into a full scientific-method investigation. Students explore how sugar concentration changes yeast fermentation by measuring balloon circumference as a proxy for CO₂ volume. The lab emphasizes variables, fair testing, repeated trials, graphing, and CER wr

6th - 10th Basic Principles, Physical Science, Physics

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

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

Forever Chemicals - PFAS Reading | High School | Persistence, Health, & Cleanup

Created by
TWFScience

Forever Chemicals (PFAS): Persistence, Health & Cleanup. This resource is suitable for students in grades 8 and up. Tackle literacy and science by having your students read and answer questions from a scientific article. Questions include knowledge (direct from the paper), thinking, connecting,

8th - 12th Science, Chemistry, Physical Science

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

Spooky Substances Lab Station Activity - Physical vs Chemical Changes Halloween

Created by
TWFScience

Bring Halloween fun into your chemistry or physical science class with this Spooky Substances Lab! Students mix eerie “Swamp Sludge” and “Graveyard Fog” to observe real scientific changes—then decide which are physical and which are chemical.This station lab activity package is designed to enhance s

6th - 11th Science, Biology, General Science

NGSS MS-PS1-2, MS-PS1-4, HS-PS1-4+1

Also included in: Halloween Science Activities & Investigations | Labs, Stations, STEM, Readings

Halloween Ghost Balloon STEM Investigation: The Science of Lift and Reaction

Created by
TWFScience

Tonight is the Hallowbrook Harvest, and the town’s glowing Pumpkin Beacon—the lantern that keeps mischievous spirits from pranking the candy supply—has dimmed. The only way to recharge it is to airlift a ghost balloon up to the Witching Line so it can soak up protective moonlight.Your team has been

6th - 10th Basic Principles, Physical Science, Physics

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

Also included in: Halloween Science Activities & Investigations | Labs, Stations, STEM, Readings

Halloween Candy Combustion Calorimetry STEM Lab Food Energy & Chemical Reactions

Created by
TWFScience

Midnight approaches in Hallowbrook, and the town’s Lantern of Wards is flickering. To keep prankster spirits from short-circuiting Halloween, we must fuel the lantern with treats that have enough Treat Heat—the real, measurable energy hidden inside candy. You are the Order of the Calori-mancers. You

9th - 12th Basic Principles, Chemistry, Physical Science

NGSS HS-PS3-1, HS-PS3-4

Also included in: Halloween Science Activities & Investigations | Labs, Stations, STEM, Readings

Balloon Lift Design STEM Investigation: The Science of Lift and Reaction

Created by
TWFScience

Turn a bottle, balloon, and household ingredients into a full engineering-design challenge! Students test how different amounts of baking soda affect CO₂ gas production and balloon lift.The lab emphasizes variables, fair testing, repeated trials, data collection, graphing, and CER writing—perfect fo

6th - 10th Basic Principles, Physical Science, Physics

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

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

Candy Chemistry Combustion Calorimetry STEM Lab Food Energy & Chemical Reactions

Created by
TWFScience

Turn everyday candy into a rigorous calorimetry and energy conservation investigation. Students burn a small candy sample under a soda-can calorimeter, measure the water’s temperature change, calculate q = m·c·ΔT, and estimate energy per gram (J/g and kcal/g)—then deduce from evidence which candy ha

9th - 12th Basic Principles, Chemistry, Physical Science

NGSS HS-PS3-1, HS-PS3-4

Also included in: Valentine's Day Science Activities | STEM, Project, Readings | High School

STEM Investigations Growing Bundle — Scientific Method, Design, Data & CER

Created by
TWFScience

Build a high-engagement, low-prep STEM program that grows with you. This Growing Bundle collects my best STEM investigations—each one built around true engineering design, fair testing, repeated trials, data tables, graphing, and CER writing. Buy once and get every future lab added to this bundle at

6th - 11th Chemistry, Engineering, Physical Science

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

Halloween Science Activities & Investigations | Labs, Stations, STEM, Readings

Created by
TWFScience

Make October downright electric with hands-on, low-prep Halloween science. This Growing Bundle includes STEM activities, stations, readings, and more-all with a festive twist. Buy once and get every future addition free via bundle updates (price increases as new activities are added).What Students D

6th - 11th Chemistry, Engineering, Physical Science

Haunted Swamp STEM Lab Investigation: Halloween Water Filtration Challenge

Created by
TWFScience

A mysterious toxic spill has cursed the Haunted Swamp! Your class of scientists has been summoned by the local town council to design and build a filtration system that can rescue the swamp’s ghostly residents before Halloween night. Each team must engineer, test, and optimize a filter that clears “

6th - 10th Basic Principles, Physical Science, Physics

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

Also included in: Halloween Science Activities & Investigations | Labs, Stations, STEM, Readings

Survival of the Creepiest – Halloween Creature Adaptation STEM Challenge

Created by
TWFScience

On Halloween night, the Earth's climate fractures into eerie realms warped by monstrous weather. Only creatures born of imagination (and backed by science adaptation) can survive. Your mission: design a horrifying yet biologically believable organism that has adapted to, thrives in, one of these cur

6th - 10th Basic Principles, Physical Science, Physics

NGSS MS-LS2-1, MS-LS2-2, MS-LS2-4+5

Also included in: Halloween Science Activities & Investigations | Labs, Stations, STEM, Readings

The Science of Fear - High School Reading | Fight or Flight or Freeze, Anxiety

Created by
TWFScience

The Science of Fear Reading Comprehension Passage and Questions. This resource is suitable for students in high school science with an emphasis on biology. Tackle literacy and science by having your students read and answer questions from a scientific article. Questions include knowledge (direct fro

9th - 12th Science, Biology, General Science

NGSS HS-LS4-1, HS-LS4-2, HS-LS4-3+1

Also included in: Halloween Science Activities & Investigations | Labs, Stations, STEM, Readings

The Chemistry of Candy - High School Reading | Sugar, Acids, Thermal Reactions

Created by
TWFScience

The Chemistry of Candy Reading Comprehension Passage and Questions - This article explains how chemistry shapes every aspect of candy—from the colors created by dyes and the tang of acids to the structure, texture, and reactions of sugars—revealing how science transforms simple ingredients into swee

9th - 12th Science, Chemistry, Physical Science

NGSS HS-PS1-2, HS-PS1-3, HS-PS1-4

Also included in: Valentine's Day Science Activities | STEM, Project, Readings | High School

Monster Genetics Challenge – Punnett Squares & Heredity Halloween STEM Lab

Created by
TWFScience

Under the eerie glow of a full moon, strange creatures are stirring in the lab—each one a mix of mysterious genes and spooky surprises! It’s up to your students to uncover the secrets of monster heredity by predicting, combining, and sketching their own genetically engineered beasts.In this interact

9th - 12th Basic Principles, Biology

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