251 – 275 of 522 Classroom Resources

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  Interdisciplinary, Elements, Molecular Structure, Molecular Formula | High School

  Activity: Discovering Minerals as Naturally Occurring Compounds Mark as Favorite (24 Favorites)

  In this activity, students will learn about the basics of earth chemistry. Students will investigate and analyze the composition of various minerals, while drawing connections to their chemistry content knowledge. Additionally, students will examine the chemical make-up of the earth’s crust and interpret associated data.

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  Activity Series, Chemical Change, Oxidation, Reduction, Net Ionic Equation, Redox Reaction, Observations | High School

  Lab: Fine Art of Redox Mark as Favorite (24 Favorites)

  In this lab, students will practice writing and balancing redox reactions and use the activity series to verify the outcome of a chemical reaction.

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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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  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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  Periodic Table, Elements, History, Chemical Properties, Model of the Atom, Subatomic Particles, Valence Electrons | High School

  Lesson Plan: The Periodic Table Turns 150 Emergency Lesson Mark as Favorite (24 Favorites)

  In this lesson, students will learn about elements, the history and organization of the periodic table, as well as the scientists who contributed to the development of the periodic table through reading the highly rated ChemMatters article, The Periodic Table Turns 150. The lesson includes several activities to help promote literacy in the science classroom related to the reading. This lesson could be easily used as an emergency lesson plan for a substitute teacher, as most of the activities are self-guided.

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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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  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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  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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  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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  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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  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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  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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  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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  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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  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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  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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  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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  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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  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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  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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  Polymers, Interdisciplinary, Culminating Project | Middle School, High School

  Lesson Plan: Cleaning-up the Plastic Island Mark as Favorite (21 Favorites)

  In this lesson, students will develop an understanding of the chemistry of plastics and apply their knowledge in order to engineer a cost effective and environmentally friendly method to clean up the Great Pacific Garbage Patch.

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  Elements, Periodic Table, Review | High School

  Activity: Clueless Crossword Mark as Favorite (21 Favorites)

  In this activity, students will need a pencil and eraser as they are challenged to complete a crossword puzzle without any traditional clues! Instead, students are given a list of element symbols and tasked with determining the element name for each symbol. Then, using the names, they will then attempt to place each one correctly in the puzzle. With only one possible solution, this puzzle can be very tricky!

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  Calorimetry, Exothermic & Endothermic, Heat, Specific Heat, Temperature, Scientific Method, Graphing, Experimental Design | High School

  Lab: Cool Science: Building and Testing a Model Radiator Mark as Favorite (21 Favorites)

  In this lab students construct a model of a car radiator to investigate parameters that lead to efficient cooling. Students investigate multiple variables as they experiment with various radiator designs. This lesson focuses on thermochemistry calculations and engineering practices.

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  History, Interdisciplinary, Physical Properties, Chemical Properties, Observations, Mixtures | Middle School, High School

  Lab: Top Secret Mark as Favorite (21 Favorites)

  In this lab, students will learn about the history of invisible ink and will have the opportunity to compare two types of homemade invisible ink recipes.