Middle School Chemistry Resources

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

Oobleck: Force vs Flow — Non-Newtonian Fluids STEM Investigation

Created by
TWFScience

Students will investigate non-Newtonian fluids by creating oobleck and testing how different types of force affect whether it behaves like a solid or a liquid. Using cornstarch and water, students observe how fast force causes oobleck to act solid while slow force allows it to flow like a liquid. Th

6th - 11th Chemistry, Physical Science, Physics

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

Microplastics & Plastic Pollution Reading | 6th, 7th, 8th Grade | Human Impact

Created by
TWFScience

This grade 6–8 reading introduces students to the growing global problem of microplastics and plastic pollution and how tiny pieces of plastic are now found in oceans, soil, food, wildlife, and even the human body. It explains what microplastics are, where they come from, and why scientists are incr

6th - 8th Chemistry, General Science, Physical Science

Also included in: Human Impact & Sustainability - 13 Reading Article Bundle - 6th 7th 8th Grade

S.6.6.A – Solids, Liquids & Gases: Shape, Volume, Structure, & Energy | TEKS

Created by
TWFScience

This NO-PREP, RESOURCE BUNDLE is for Texas grade 6 science teachers who are teaching S.6.6.A - The student is expected to compare solids, liquids, and gases in terms of their structure, shape, volume, and kinetic energy of atoms and molecules according to the Texas Essential Knowledge and Skills (TE

6th Grade Chemistry, General Science, Physical Science

Also included in: S.6.6 - Matter and Energy Curriculum Bundle | TEKS Science 6th Grade | STAAR

S.6.6.B – Matter Classification: Pure Substances & Mixtures | TEKS Science

Created by
TWFScience

This NO-PREP, RESOURCE BUNDLE is for Texas grade 6 science teachers who are teaching S.6.6.B - The student is expected to investigate the physical properties of matter to distinguish between pure substances, homogeneous mixtures (solutions), and heterogeneous mixtures according to the Texas Essentia

6th Grade Chemistry, General Science, Physical Science

Also included in: S.6.6 - Matter and Energy Curriculum Bundle | TEKS Science 6th Grade | STAAR

S.6.6.C – Periodic Table: Metals, Nonmetals & Metalloids | TEKS Science 6th

Created by
TWFScience

This NO-PREP, RESOURCE BUNDLE is for Texas grade 6 science teachers who are teaching S.6.6.C - The student is expected to identify elements on the periodic table as metals, nonmetals, metalloids, and rare Earth elements based on their physical properties and importance to modern life according to th

6th Grade Chemistry, General Science, Physical Science

Also included in: S.6.6 - Matter and Energy Curriculum Bundle | TEKS Science 6th Grade | STAAR

S.6.6.D – Density & Buoyancy: Substances Compared in Fluids | TEKS Science 6th

Created by
TWFScience

This NO-PREP, RESOURCE BUNDLE is for Texas grade 6 science teachers who are teaching S.6.6.D - The student is expected to compare the density of substances relative to various fluids according to the Texas Essential Knowledge and Skills (TEKS) Standards and want to prepare their students for STAAR.T

6th Grade Chemistry, General Science, Physical Science

Also included in: S.6.6 - Matter and Energy Curriculum Bundle | TEKS Science 6th Grade | STAAR

S.6.6.E – Evidence of Chemical Change: Gas, Heat, Color & Precipitate | TEKS

Created by
TWFScience

This NO-PREP, RESOURCE BUNDLE is for Texas grade 6 science teachers who are teaching S.6.6.E - The student is expected to identify the formation of a new substance by using the evidence of a possible chemical change, including production of a gas, change in thermal energy, production of a precipitat

6th Grade Chemistry, General Science, Physical Science

Also included in: S.6.6 - Matter and Energy Curriculum Bundle | TEKS Science 6th Grade | STAAR

S.6.6 - Matter and Energy Curriculum Bundle | TEKS Science 6th Grade | STAAR

Created by
TWFScience

This RESOURCE BUNDLE is for Texas grade 6 science teachers who are teaching S.6.6 - Matter and energy - The student knows that matter is made of atoms, can be classified according to its properties, and can undergo changes according to the Texas Essential Knowledge and Skills (TEKS) Standards and wa

6th Grade Basic Principles, Chemistry, Physical Science

Homemade Lava Lamp STEM Investigation - Density & Gas Production

Created by
TWFScience

Students will investigate density, polarity, and gas production by creating a homemade lava lamp and testing how adding different amounts of an effervescent tablet affects liquid motion. Using oil, water, food coloring, and tablets, students observe how gas bubbles change density, causing colored li

6th - 11th Chemistry, Physical Science, Physics

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

Valentine's Day Lava Lamp STEM Investigation - Density & Gas Production

Created by
TWFScience

Students will investigate density, polarity, and gas production through a Valentine’s Day–themed lava lamp investigation. Using oil, water, food coloring in Valentine colors, and heart-themed effervescent tablets, students explore how chemical reactions can make liquids move in surprising ways—perfe

6th - 11th Chemistry, Physical Science, Physics

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

The Chemistry of Chocolate Reading | Grade 8 & Up | Phase Changes of Matter

Created by
TWFScience

The Chemistry of Chocolate: Why It Melts in Your Mouth Reading Comprehension Passage and Questions. The Chemistry of Chocolate is a high-interest chemistry topic that helps students explore how particle motion, energy, and phase changes explain a familiar everyday experience—chocolate melting as we

8th - 12th Science, Chemistry, Physical Science

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

The Chemistry of Chocolate - Phase Changes & Properties Reading | 6th, 7th, 8th

Created by
TWFScience

This grade 6–8 reading introduces students to the chemistry of chocolate and how phase changes explain why chocolate melts in your mouth but stays solid at room temperature. It explains how heat, particle motion, and states of matter affect everyday materials using chocolate as a familiar and engagi

6th - 8th Chemistry, General Science, Physical Science

Also included in: Valentine's Day Science Activities | STEM, Project, Readings | 6th, 7th, 8th

Valentine's Day Science Activities | STEM, Project, Readings | 6th, 7th, 8th

Created by
TWFScience

Make February meaningful (and still academically rigorous) with hands-on, low-prep Valentine’s Day science. This bundle brings together activities, STEM investigations, readings, and a project that connects core science concepts to familiar Valentine’s themes—chocolate, candy, hearts, bonding, and c

6th - 10th Chemistry, Engineering, Physical Science

Valentine's Day Science Activities | STEM, Project, Readings | High School

Created by
TWFScience

Make February meaningful (and academically rigorous) with hands‑on, low‑prep Valentine’s Day science for grades 9‑12. This bundle combines lab investigations, in‑depth readings, themed activities, and a project that ties core high‑school science concepts—density, gas production, bond energy, phase c

8th - 11th Chemistry, Engineering, Physical Science

The Science of Snow, Snowflakes, & Frost Reading | How it Forms | 6th, 7th, 8th

Created by
TWFScience

This grade 6–8 reading introduces students to the science of snow, snowflakes, and frost, explaining how phase changes, temperature, and heat transfer shape winter weather. Students learn how snow forms in clouds, why snowflakes have unique six-sided shapes, and how frost develops on cold surfaces a

6th - 8th Chemistry, General Science, Physical Science

Also included in: Winter Weather & Snow Bundle - Lessons, Project, Activities | 6th 7th 8th Grade

The Acid Rain Mystery – Chemistry Detective Activity | Precipitation, pH scale

Created by
TWFScience

Turn your students into science detectives with this NO PREP, engaging, real-world investigation focused on air pollution and chemical reactions in the atmosphere. In this case file activity, students analyze rainwater pH data, examine surface damage on stone buildings, evaluate plant health pattern

6th - 10th Chemistry, General Science, Physical Science

NGSS MS-PS1-1, MS-PS1-2, MS-PS1-3+3

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

The Household Cleaning Products Reaction Mystery – Chemistry Detective Activity

Created by
TWFScience

Turn your students into science detectives with this NO PREP, engaging, real-world investigation focused on how household cleaning products work at the chemistry level. In this case file activity, students analyze cleaning test results, compare grease and stain removal data, evaluate disinfectant cl

6th - 10th Chemistry, General Science, Physical Science

NGSS MS-PS1-1, MS-PS1-2, MS-PS1-3+3

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

The Conductivity Case Mystery – Chemistry Detective Activity | Current, Circuit

Created by
TWFScience

Turn your students into science detectives with this NO PREP, engaging, real-world investigation focused on why some liquids conduct electricity while others do not. In this case file activity, students analyze conductivity test results, compare salt water, sugar water, vinegar, baking soda, tap wat

6th - 10th Chemistry, General Science, Physical Science

NGSS MS-PS1-1, MS-PS1-2, MS-PS1-3+3

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

The Energy Release Mystery – Chemistry Detective Activity | Exothermic, Reaction

Created by
TWFScience

Turn your students into science detectives with this NO PREP, engaging, real-world investigation focused on how and why some chemical reactions release energy rapidly. In this case file activity, students analyze temperature changes, observe gas production, evaluate reaction speed data, examine syst

6th - 10th Chemistry, General Science, Physical Science

NGSS MS-PS1-1, MS-PS1-2, MS-PS1-3+3

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

The Phase Change Puzzle Mystery | Detective Activity | States of Matter

Created by
TWFScience

Turn your students into science detectives with this NO PREP, engaging, real-world investigation focused on why matter changes state without changing its identity. In this physical change vs chemical change case file activity, students analyze melting and freezing, evaporation, and condensation obse

6th - 10th Chemistry, General Science, Physical Science

NGSS MS-PS1-1, MS-PS1-2, MS-PS1-3+3

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

The Missing Mass Mystery - Chemistry Detective Activity | Conservation of Mass

Created by
TWFScience

Turn your students into science detectives with this NO PREP, engaging, real-world investigation focused on the Law of Conservation of Mass. In this case file activity, students analyze mass measurements, examine gas formation data, compare open and closed systems, evaluate dissolving observations,

6th - 10th Chemistry, General Science, Physical Science

NGSS MS-PS1-1, MS-PS1-2, MS-PS1-3+3

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

The Ozone Layer Mystery - Chemistry Detective Activity | Ultraviolet Radiation

Created by
TWFScience

Turn your students into science detectives with this NO PREP, engaging, real-world investigation focused on what protects Earth from harmful radiation. In this case file activity, students analyze UV radiation data, examine ozone concentration trends, evaluate atmospheric chemistry evidence, track h

6th - 10th Chemistry, General Science, Physical Science

NGSS MS-PS1-1, MS-PS1-2, MS-PS1-3+3

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

The Plastic Breakdown Mystery - Chemistry Detective Activity | Microplastics

Created by
TWFScience

Turn your students into science detectives with this NO PREP, engaging, real-world investigation focused on why plastic lasts so long in the environment. In this case file activity, students analyze environmental observations, examine sunlight exposure data, compare decomposition patterns, evaluate

6th - 10th Chemistry, General Science, Physical Science

NGSS MS-PS1-1, MS-PS1-2, MS-PS1-3+3

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