12th Grade Chemistry Resources

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

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

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

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

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

Rare Earth Elements and Technology Reading | Grade 8 & Up | Mining, Resources

Created by
TWFScience

Rare Earth Elements and Technology: Uses, Supply Risks, and Sustainable Solutions Reading Comprehension Passage and QuestionsThis reading explores the critical role rare earth elements play in modern technology and the growing challenges tied to their supply and environmental impact. It is a high-in

8th - 12th Chemistry, Earth Sciences, General Science

Ionic and Molecular Compounds Cipher Puzzle - Science Activity | Nomenclature

Created by
TWFScience

Engage your students with this NO PREP, interactive chemistry cipher activity focused on ionic and molecular compounds, chemical formulas, and compound naming.In this structured challenge, students solve clues by either naming compounds from formulas or writing formulas from compound names. After ea

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

Also included in: Chemical Bonding, Compounds, and Intermolecular Forces 5E Unit Bundle

Ionic and Polyatomic Compounds Cipher Puzzle | Naming and Formula Writing

Created by
TWFScience

Engage your students with this NO PREP, interactive chemistry cipher activity focused on ionic compounds, polyatomic ions, multivalent metals, and chemical formulas.In this structured challenge, students solve clues by either naming compounds from formulas or writing formulas from compound names. Af

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

Also included in: SNC2D Ontario Grade 10 Science Chemistry - Chemical Reactions Full Course Unit

Chemistry Concepts Cipher Puzzle Bundle | Periodic Table, Nomenclature, Stoich

Created by
TWFScience

Engage your students with these NO PREP, interactive chemistry ciphers filled with engaging activities focused on chemistry vocabulary, formulas, naming, periodic table concepts, matter, and more.In this GROWING bundle, students solve clues by identifying chemistry terms, naming compounds, writing f

6th - 12th Chemistry, General Science, Physical Science

NGSS MS-PS1-2, MS-PS1-4, MS-PS1-5+3

Acid–Base Calculation Cipher Puzzle - Chemisty Activity | Solving pH/pOH

Created by
TWFScience

Engage your students with this NO PREP, interactive chemistry cipher activity focused on pH, pOH, [H⁺], [OH⁻], and acid-base calculations.In this structured challenge, students solve clues by completing acid-base calculations involving pH, pOH, hydrogen ion concentration, and hydroxide ion concentra

10th - 12th Chemistry, General Science, Physical Science

Also included in: Chemistry Concepts Cipher Puzzle Bundle | Periodic Table, Nomenclature, Stoich

Ionic, Polyatomic, Molecular Compounds Cipher Puzzle - Naming & Formula Writing

Created by
TWFScience

Engage your students with this NO PREP, interactive chemistry cipher activity focused on ionic, polyatomic, and molecular compounds, chemical formulas, and compound naming.In this structured challenge, students solve clues by either naming compounds from formulas or writing formulas from compound na

10th - 12th Chemistry, General Science, Physical Science

Also included in: SNC2D Ontario Grade 10 Science Chemistry - Chemical Reactions Full Course Unit

Types of Reactions and Balancing Cipher Puzzle - Chemistry Science Activity

Created by
TWFScience

Engage your students with this NO PREP, interactive chemistry cipher activity focused on balancing chemical equations and identifying reaction types.In this structured challenge, students first balance each chemical equation, then identify the type of reaction as synthesis, decomposition, single rep

10th - 12th Chemistry, General Science, Physical Science

Also included in: Chemistry Concepts Cipher Puzzle Bundle | Periodic Table, Nomenclature, Stoich

Molecular Compounds Cipher Puzzle - Nomenclature | Naming and Formula Writing

Created by
TWFScience

Engage your students with this NO PREP, interactive chemistry cipher activity focused on molecular compounds, chemical formulas, prefixes, and compound naming.In this structured challenge, students solve clues by either naming molecular compounds from formulas or writing formulas from compound names

10th - 12th Chemistry, General Science, Physical Science

Also included in: Chemical Bonding, Compounds, and Intermolecular Forces 5E Unit Bundle

Solution Concentration & Dilutions Cipher Puzzle - Chemistry Activity | Physical

Created by
TWFScience

Engage your students with this NO PREP, interactive chemistry cipher activity focused on solution concentration and dilutions, including molarity, percent by mass, percent by volume, parts per million, and dilution calculations.In this structured challenge, students solve clues by calculating the co

10th - 12th Chemistry, General Science, Physical Science

NGSS HS-PS1-2, HS-PS1-7

Also included in: Chemistry Concepts Cipher Puzzle Bundle | Periodic Table, Nomenclature, Stoich

Chemical Bonding, Compounds, and Intermolecular Forces 5E Unit Bundle

Created by
TWFScience

Chemical Bonding, Compounds, and Intermolecular Forces - Fully editable and Complete 5E Lesson. This bundle is designed for chemistry and physical science students studying chemical bonding, compound formation, molecular polarity, and intermolecular forces, and the content can be adapted to fit diff

9th - 12th Science, Chemistry, Physical Science

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

Chemistry of Household Cleaning Products Reading | Grade 10 & Up

Created by
TWFScience

This grade 10 and up reading helps students explore the chemistry behind common household cleaners and why different products are designed for different jobs. Students learn about surfactants, builders, solvents, disinfectants, acids, alkalis, and enzymes while also examining how these ingredients w

10th - 12th Chemistry, Environment, Physical Science

NGSS HS-PS1-1

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

The Chemistry of Acid Rain Reading - Acid Precipitation, pH | Grade 10 and Up

Created by
TWFScience

The Chemistry of Acid Rain Reading Comprehension Passage and QuestionsThis grade 10 and up reading helps students explore the chemistry behind acid rain and how atmospheric reactions turn sulfur dioxide and nitrogen oxides into sulfuric and nitric acids.Students learn about wet deposition, dry depos

10th - 12th Chemistry, Environment, Physical Science

NGSS HS-ESS3-1, HS-ESS3-2, HS-ESS3-3+3

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

Bonding & Polarity Cipher Puzzle - Chemistry Activity | Polar and Nonpolar

Created by
TWFScience

Engage your students with this NO PREP, interactive chemistry cipher activity focused on bonding and polarity, including ionic bonds, covalent bonds, metallic bonds, polar molecules, and nonpolar molecules.In this structured challenge, students solve clues by classifying each example as the correct

10th - 12th Chemistry, General Science, Physical Science

NGSS HS-PS1-2, HS-PS1-7

Also included in: Chemistry Concepts Cipher Puzzle Bundle | Periodic Table, Nomenclature, Stoich

Stoichiometry, Mole Ratios, and Percent Yield Cipher Puzzle - Chemistry Activity

Created by
TWFScience

Engage your students with this NO PREP, interactive chemistry cipher activity focused on stoichiometry, mole ratios, and yield calculations.In this structured challenge, students solve clues by calculating the missing value, extract the number from their answer, and then convert that number into a l

10th - 12th Chemistry, General Science, Physical Science

Also included in: Chemistry Concepts Cipher Puzzle Bundle | Periodic Table, Nomenclature, Stoich

Oxidation Number Cipher Puzzle - Chemistry Activity - Oxidation Number Rules

Created by
TWFScience

Engage your students with this NO PREP, interactive chemistry cipher activity focused on oxidation number calculations and oxidation number rules.In this structured challenge, students solve clues by determining the oxidation number of the specified element, multiplying that value by the factor give

10th - 12th Chemistry, General Science, Physical Science

Also included in: Chemistry Concepts Cipher Puzzle Bundle | Periodic Table, Nomenclature, Stoich

Thermochemistry Cipher Puzzle - Chemistry Activity | q = mcΔT Calculations

Created by
TWFScience

Engage your students with this NO PREP, interactive chemistry cipher activity focused on thermochemistry calculations using the formula q = mcΔT.In this structured challenge, students solve clues by calculating the missing variable, extract the number from their answer, and then convert that number

10th - 12th Chemistry, General Science, Physical Science

Also included in: Chemistry Concepts Cipher Puzzle Bundle | Periodic Table, Nomenclature, Stoich

Molar Mass Calculations Cipher Puzzle - Chemistry Activity | Atomic Masses

Created by
TWFScience

Engage your students with this NO PREP, interactive chemistry cipher activity focused on molar mass calculations using a periodic table.In this structured challenge, students solve clues by calculating the molar mass of each compound, dividing the molar mass by 10, rounding to the nearest whole numb

10th - 12th Chemistry, General Science, Physical Science

Also included in: Chemistry Concepts Cipher Puzzle Bundle | Periodic Table, Nomenclature, Stoich

Laws of Thermodynamics Cipher Puzzle - Chemistry Activity | Entropy, Heat Engine

Created by
TWFScience

Engage your students with this NO PREP, interactive chemistry cipher activity focused on the laws of thermodynamics, entropy, internal energy, and heat engine efficiency.In this structured challenge, students solve clues by answering each question using the laws of thermodynamics, the first law equa

10th - 12th Chemistry, General Science, Physical Science

Also included in: Chemistry Concepts Cipher Puzzle Bundle | Periodic Table, Nomenclature, Stoich

The Chemistry of Spoiled Food Reading | Grade 8 and Up | Microbial Spoilage

Created by
TWFScience

The Chemistry of Spoiled Food: Microbes, Chemical Reactions, and Food Preservation Reading Comprehension Passage and QuestionsThis reading explores the real-world science behind food spoilage and the chemical and biological processes that cause food to go bad. It helps students understand why foods

8th - 12th Biology, Chemistry, General Science

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