251 – 275 of 664 Classroom Resources

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  Radioactive Isotopes, Radiation, Half Lives, Atomic Structure, Subatomic Particles, Model of the Atom, History | Middle School, High School

  Activity: Marie Curie Video Questions Mark as Favorite (24 Favorites)

  In this activity, students will watch a short video and learn about Marie Curie, her Nobel Prizes, radiation experiments, and discovery of new elements.

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  Introduction, History, Periodic Table, Elements, Observations, Physical Properties, Chemical Properties | High School

  Lesson Plan: What is Chemistry? Mark as Favorite (24 Favorites)

  In this lesson, students watch a video narrated by Bill Nye, and then complete a SOMA cube to enhance their perspective in the process of discovery.

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  Introduction, Interdisciplinary | High School

  Lesson Plan: How To Write a Formal Lab Mark as Favorite (24 Favorites)

  In this lesson, students learn how to put the parts of a formal lab write up together.

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  Periodic Table, Introduction, Elements, Identifying an Unknown | High School

  Activity: Make a Periodic Table Mark as Favorite (24 Favorites)

  In this activity students use imaginary elements to create a periodic table based on the known properties of those elements.

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  Limiting Reactant, Stoichiometry, Dimensional Analysis, Mole Concept, Scientific Method | High School

  Lab: Limiting Reactants in Brownies Mark as Favorite (24 Favorites)

  In this lesson, students will investigate the idea of limiting reactant using a brownie recipe.

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  Review | High School

  Activity: ChemConnections Mark as Favorite (24 Favorites)

  In this activity, students will complete a series of chemistry-themed word puzzles. There are 10 puzzles of varying difficulty levels in the set; each puzzle provides 16 words which students must categorize into four groups of four items that share something in common without knowing what the categories are. Each puzzle has only one correct solution. Words that have more than one meaning and/or could fit in multiple categories will be more difficult to categorize correctly. Students will then have a chance to reflect on any of the terms or categories that were particularly tricky or unfamiliar to them.

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  Atomic Structure, Atomic Mass, Electrons, Ions, Subatomic Particles, Density, Periodic Table, Quantitative Chemistry, Dimensional Analysis, Mole Concept | High School

  Activity: A Pound of Numbers Mark as Favorite (24 Favorites)

  In this activity, students will review a series of fundamental chemistry questions and select the answer from two choices provided. Upon completion, the sum of all the correct answers will equal the number of grams in one pound. Students can then use dimensional analysis to determine the number of grams in one pound for comparison.

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  Colligative Properties, Boiling Point, Molality, Concentration, Boiling Point Elevation, Graphing, Accuracy, Physical Properties, Error Analysis | High School

  Lab: Changing Water's Boiling Point Mark as Favorite (24 Favorites)

  In this lab, students will explore colligative properties in a quantitative approach. They will measure the effect of increasing the molality of a salt solution on the solution’s boiling point, and they will graph their data and use the slope of the line of best fit to calculate the boiling point elevation constant of water. There are three versions of the lab, some of which provide more structure and guidance and others of which are more student-driven.

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  Accuracy | High School

  Activity: Football Accuracy Mark as Favorite (23 Favorites)

  In this activity, students will analyze data collected from a football tryout. Using their knowledge of the terms accuracy and precision, students will interpret the data, and apply their understanding to several questions.

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  Naming Compounds, Observations | High School

  Activity: Ionic Compound Identification Mark as Favorite (23 Favorites)

  In this activity, students will practice naming and writing formulas of ionic compounds by looking at examples.

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  Atomic Theory, Subatomic Particles, Model of the Atom, History | Middle School, High School

  Activity: Ernest Rutherford Video Questions Mark as Favorite (23 Favorites)

  In this activity, students will watch a video about Ernest Rutherford. They will learn about his great contributions to chemistry, including his study of alpha particles and his use of the gold foil experiment. They will also find out that he won the Nobel Prize in chemistry for his studies on radioactive substances.

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  Separating Mixtures, Mixtures, Distillation, Physical Properties | High School

  Animation: Separating Mixtures Animation Mark as Favorite (23 Favorites)

  This animation explores different ways of separating a variety of mixtures. The separation techniques addressed in this animation include filtration, evaporation, distillation, and chromatography (focusing on paper chromatography). Real-world applications as well as particle diagrams of the separation processes are included. This animation was featured in the May 2023 issue of Chemistry Solutions. **This video has no audio**

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  Exothermic & Endothermic, Physical Change, Heat, Temperature, Observations, Intermolecular Forces, Solute & Solvent, Saturated/Unsaturated/Supersaturated | High School, Middle School

  Lesson Plan: Particle Modeling of Hand Warmers Mark as Favorite (23 Favorites)

  In this lesson, students will create a particulate model of matter that explains energy changes and transfer during a physical process, such as the crystallization of a solid from a supersaturated solution.

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  Identifying an Unknown, Chemical Properties, Solute & Solvent, Mixtures | Middle School, High School

  Lab: Local Water Analysis Mark as Favorite (23 Favorites)

  In this lab, students use simple pool test strips to collect water samples from local water sources, such as area faucets, pools, lakes, rivers, puddles, etc. They will compile all of the collected data to allow students to collectively make observations and ask testable questions. After determining a question of interest, groups of students will organize the related data, research relevant background information, form reasonable conclusions, and present their arguments.

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  Physical Properties, Physical Change, Observations, Identifying an Unknown, Lab Safety, Covalent Bonding, Ionic Bonding, Intermolecular Forces, Molecular Motion | High School

  Animation: Physical Properties and Particle Interaction Animation Mark as Favorite (23 Favorites)

  This animation explores the relationship between physical properties and particle-level interactions. Particle diagrams of common household substances are used to illustrate that forces of attraction influence melting points. Similarly, particle diagrams of the same substances dissolved in water are used to compare their conductivity in solution. This animation was featured in the November 2023 issue of Chemistry Solutions. **This video has no audio**

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  Density, Observations, Measurements | Middle School, High School

  Lab: Penny Boats Mark as Favorite (23 Favorites)

  In this lab, students will explore Archimedes’ Principle and how it relates to density. Each student will be given a piece of aluminum foil and asked to design and build a boat that will hold as many pennies as possible without sinking when placed in water.

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  Lab Safety | Middle School, High School

  Demonstration: Why Do We Have to Wear Goggles? Mark as Favorite (23 Favorites)

  In this simple demonstration, students will observe a reaction between an acid and an egg white and learn why is important to wear safety goggles in the lab. The reaction is similar to the damage that can be done to your eye if acid comes in contact with it.

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  Density, Graphing | High School

  Lab: You Are My Density Mark as Favorite (23 Favorites)

  In this lab, students will collect and plot both volume and mass data in order to better understand density as a constant by using the line of best fit. They will then model and analyze a perplexing situation involving density to consider the application of density in everyday life.

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  Experimental Design, Scientific Method, Graphing, Observations | Middle School, High School

  Lab: Mentos and Soda Investigations Mark as Favorite (22 Favorites)

  In this lab, students will design their own experiment in which they manipulate a variable that relates to Mentos and soda. Students will generate a testable question, design an experiment, collect and analyze the data and present their findings.

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  Density, Identifying an Unknown, Physical Properties | Middle School, High School

  Lesson Plan: The Shattered Glass Mystery Mark as Favorite (22 Favorites)

  In this lesson, students will take on the role of a Forensic Scientist to help solve a hit and run investigation. They will learn how physical properties of matter, such as density and refractive index, can be used to help identify evidence samples such as glass.

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  Chemical Change, Physical Change, Observations, Molecular Structure, Lewis Structures, Polarity, Chemical Change | High School

  Lab: DIY Triiodide Mark as Favorite (22 Favorites)

  In this lab, students will investigate how iodine interacts with various substances. They will use color changes to justify whether a chemical or physical change is taking place. This activity is referenced in the October 2019 ChemMatters article called “Cash, Chemistry, and Counterfeiting.”

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  Periodic Table, Review, Elements, Subatomic Particles, Model of the Atom, Atomic Mass | Elementary School, Middle School

  Activity: Periodic Table Challenge Game Mark as Favorite (22 Favorites)

  In this activity, students will play an online game that quizzes their knowledge about the atomic structure of the first 20 elements on the periodic table. Students will be asked to identify different elements based on information related to subatomic particles, placement on the periodic table or from a provided Bohr model. This game has several options for students to choose from, and can be used to review content, or as a formative assessment.

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  Establishing Equilibrium, Reaction Quotient, Graphing, Equilibrium Constants | High School

  Activity: Shaking Dice to Model Equilibrium Principles Mark as Favorite (22 Favorites)

  In this activity, students work together in small groups using a variety of multi-sided dice to model the dynamic character of a chemical equilibrium. Students will collect, share and analyze data in order to understand that the rate of a chemical reaction depends on the concentration of reactants (and products) as modelled by the different sided dice.

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  pH, Indicators, Chemical Properties, Physical Properties, Identifying an Unknown | High School

  Lab: Pigment pH Puzzles Mark as Favorite (21 Favorites)

  In this lab, students will use their scientific detective skills to determine the identity of pigments used in various types of pH test strips based on how they each interact with several solutions of different pH values.

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  Periodic Table, History, Elements | High School

  Activity: Periodic Table Trivia Crossword Puzzle Mark as Favorite (21 Favorites)

  In this activity, students will be presented with trivia questions related to the periodic table of elements. Many of the questions can be answered by examining a periodic table, while others are related to specific elements and may require additional research. Students will complete a crossword puzzle as they answer each of the questions.