26 – 50 of 167 Classroom Resources

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

  Lab: Mentos and Soda Investigations Mark as Favorite (21 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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  Heat of Vaporization , Boiling Point, Intermolecular Forces, Phase Changes, Heating Curve, Heat of Combustion, Temperature, Specific Heat, Observations, Chemical Change, Physical Change | Middle School, High School

  Demonstration: Cooking an Egg in Chemistry Class Mark as Favorite (6 Favorites)

  In this demonstration, students will observe the very high latent heat of vaporization for water by boiling water over a Bunsen burner in a paper cup to cook a boiled egg. The discussion can be extended to incorporate intermolecular forces to explain the unusually high boiling point of water, as well as heat of vaporization and specific heat capacity.

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  Scientific Method, Observations, Experimental Design, Physical Properties | Elementary School

  Lab: Stains, Stains, Go Away Mark as Favorite (6 Favorites)

  In this lab, students will become more familiar with the scientific method as they investigate what type of cleaning product is best. Students will identify variables as they carry out a controlled test to compare the ability of different products to remove a ketchup stain.

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  Solubility, Solute & Solvent, Precipitate, Mixtures, Error Analysis, Chemical Change, Physical Change, Observations, Identifying an Unknown, Graphing | Middle School, High School

  Lab: Chemicals, Chromatography, and Crime! Mark as Favorite (46 Favorites)

  In this lab, students will test “evidence” that has been collected from a crime scene. In order to determine if the victim was poisoned, students will perform a solubility and crystallization test on an unknown powder. Then, students will attempt to identify the culprit by using paper chromatography to analyze the lipstick from the potential criminals.

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  Scientific Method, Observations, Experimental Design | Elementary School, Middle School

  Lab: Introducing the Scientific Method Mark as Favorite (19 Favorites)

  In this lab, students will be introduced to and become familiar with the scientific method. They will apply their understanding by following the steps of the scientific method while investigating the amount of fat in potato chips.

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  Observations, Mixtures, Chemical Change, Physical Change, Chemical Change, pH | Elementary School

  Demonstration: The Chemistry of Cheese Mark as Favorite (2 Favorites)

  In this demonstration, students will observe the chemical process that occurs when making cheese. Students will be become more familiar with fundamental chemistry terms while making important observations.

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  Activity Series, Chemical Change, Electrons, Electron Transfer, Balancing Equations, Chemical Change, Predicting Products, Observations, Acid Base Reactions | High School

  Simulation: Metals In Aqueous Solutions Mark as Favorite (106 Favorites)

  In this activity, students will run simulated tests of various metals in aqueous solutions to determine the relative reactivity of these metals. A total of eight metals will be observed in various combinations with the corresponding metal nitrate solutions and hydrochloric acid. Students will interpret the data collected to construct an activity series of the elements used in this simulation.

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  Activity Series, Electrons, Electron Transfer, Balancing Equations, Predicting Products, Chemical Change, Chemical Change, Observations | High School

  Activity: Simulation Activity: Metals in Aqueous Solutions Mark as Favorite (8 Favorites)

  In this activity, students will run simulated tests of various metals in aqueous solutions to determine the relative reactivity of these metals. A total of eight metals will be observed in various combinations with the corresponding metal nitrate solutions and hydrochloric acid. Students will interpret the data collected to construct an activity series of the elements used in this simulation.

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  Activity Series, Balancing Equations, Predicting Products, Chemical Change, Chemical Change, Observations | High School

  Lab: Activity Series of Unknown Metals Mark as Favorite (34 Favorites)

  In this lab, students will create an activity series of metals from a series of reactions involving unknown metals. They will then compare their activity series and a list of metals used in this lab (supplied by the teacher after data collection) to a published activity series to identify the unknown metals.

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  Molecular Motion, Temperature, Observations, Inferences | Elementary School

  Demonstration: How Does Temperature Affect Water Molecules? Mark as Favorite (2 Favorites)

  In this demonstration, students will observe models to better understand that temperature affects molecular movements.

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  Predicting Products, Activity Series, Chemical Change, Chemical Change, Observations | High School

  Project: Wastewater Recovery Mark as Favorite (68 Favorites)

  In this project, students will analyze test results in order to design a procedure for recovering certain metals from wastewater using their knowledge of the Activity Series of Metals and single replacement reactions. Based on their analysis, students will create a proposal for presentation in an effort to recommend the best plan for reclaiming the metals from the wastewater.

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  Chemical Change, Scientific Method, Experimental Design, Observations, Inferences | Middle School, High School

  Demonstration: What Causes Yeast to Ferment? Mark as Favorite (3 Favorites)

  In this lesson, students will observe and verify molasses sugar content as a result of its ability to ferment yeast. They will compare how molasses allows yeast to ferment with other sugar solutions as well as a sugar-free solution.

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  Physical Change, Chemical Change, Observations, Molecular Structure | Middle School, High School

  Lab: Determining a Chemical or Physical Change Mark as Favorite (26 Favorites)

  In this lab, students will follow a laboratory procedure that instructs them how to heat a small sample of copper(II) sulfate pentahydrate. Students will make observations in order to determine if a chemical or physical change occurs.

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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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  Density, Observations | Middle School

  Lesson Plan: Understanding Density Mark as Favorite (5 Favorites)

  In this lesson, students will explain phenomena using their knowledge of how changes in mass and volume can affect the density of an object.

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  Density, Observations, Physical Properties | Elementary School

  Lab: Under the Sea: A Density Aquarium! Mark as Favorite (0 Favorites)

  In this lab, students will create a density aquarium. They will develop a written response comparing and contrasting the densities of the various objects within the aquarium. This lab is designed for students to work in groups after they have an understanding of density and other physical properties.

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  Observations, Physical Properties, Chemical Properties | Elementary School

  Activity: Junior Technologist of Floor Care Mark as Favorite (0 Favorites)

  In this activity students will take the role of the Junior Technologist of Floor Care, whereby students have the opportunity to study the properties of a chemical used for finishing floor tile. They will examine the tiles appearance to discover which chemical provides the best sheen and durability.

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  Scientific Method, Observations | Middle School

  Lab: Which Paint is the most Cost-Effective Mark as Favorite (1 Favorite)

  In this lab, students will practice implementing the scientific method in order compare the properties of different paint samples through a variety of testing. Students will research consumer reports, hypothesize, and conduct specific tests in order to determine which brand of paint is the most cost effective.

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  Measurements, Dimensional Analysis, Chemical Properties, Physical Properties, Chemical Change, Physical Change, Matter, Observations, Mixtures | Middle School, High School

  Activity: Cupcake Conversions, Bench to Bakery Mark as Favorite (53 Favorites)

  This activity will help to reinforce the importance of scientific measurement and apply it to the introduction of chemical reactions. Using an example of baking a single batch of cupcakes, students will plan for a larger production scale in a commercial bakery. This will help to introduce the idea of producing a reaction at the lab bench and converting it to mass production. In addition this activity investigates how chemistry is used in everyday life and challenges students to consider potentials errors that may occur when completing chemical reactions in the kitchen.

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  Matter, Physical Properties, Observations | Elementary School

  Activity: Is Air Matter? Mark as Favorite (10 Favorites)

  In this activity, students will conduct an investigation to discover whether or not air is a form of matter. Students will first gather data, and then make a claim. They will communicate their claim in writing, using their data to support their claim.

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  Physical Properties, Observations, Matter | Elementary School

  Activity: Describing Physical Properties Mark as Favorite (1 Favorite)

  In this activity, students will use their five senses to describe the physical properties of a variety of items. Students will also determine what state of matter the item is, and categorize it accordingly. Students will practice using vocabulary words as they record their observations in a data table.

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  Chemical Change, Chemical Change, Acid Base Reactions, Observations | Middle School, High School

  Lab: How do Sinkholes Form? Mark as Favorite (41 Favorites)

  In this lab students will learn how acidic groundwater reacts with limestone, causing it to erode. Sinkholes form when eroded limestone underneath the surface of the earth can no longer support the ground above it. Students will test how acid reacts with a variety of rocks and determine which rocks would be best to build a city on top of in order to reduce the chance of sinkholes forming.

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  Chemical Change, Chemical Change, Observations | Elementary School, Middle School

  Lab: It's Alive Mark as Favorite (0 Favorites)

  In this lab, students will practice making and recording observations, analyzing data, and identifying chemical change. They will transfer dirt, germs, and bacteria from their hands onto a piece of white bread and observe the changes that occur during the following days. Students will analyze the results, make comparisons between clean and dirty samples of bread and learn about the importance of hand-cleaning.

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  Conservation of Mass, Observations, History, Measurements, SI Units | Middle School, High School

  Activity: Lavoisier Video Questions Mark as Favorite (14 Favorites)

  In this activity, students will watch a video about Antoine Lavoisier, who many consider to be the father of modern chemistry. They will answer questions as they learn about oxygen, hydrogen, and the first proposal of the Law of the Conservation of Mass.

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  History, Physical Properties, Matter, Observations | Elementary School, Middle School, High School

  Activity: Ancient Chemistry Video Questions Mark as Favorite (26 Favorites)

  In this activity, students will watch a video about the history of chemistry. They will answer questions while learning about the history of chemistry, starting with the discovery of fire, progressing through the various metal ages, and be introduced to the great philosophers.