26 – 50 of 60 Classroom Resources

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  Observations, Mixtures, Physical Properties, Molecular Structure | Elementary School, Middle School

  Demonstration: Investigating Hand Sanitizer and Soap Mark as Favorite (7 Favorites)

  In this demonstration, students will consider the purpose of using both hand sanitizer and soap to wash their hands. They will observe a model of the interaction between hand sanitizer particles and virus particles, as well as between soap particles and virus particles to gain a better understanding of how soaps and sanitizers work.

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

  Demonstration: Investigating Gas Density Mark as Favorite (8 Favorites)

  In this demonstration, students will observe a reaction between baking soda and vinegar in the presence of a burning candle. The initial environment has plenty of oxygen present in order to sustain the candle’s flame; however the reaction will produce carbon dioxide which will cause the lit candle to extinguish. Students will analyze the outcome and compare the presence of the gases in the container and make determinations about the densities of each.

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  Physical Properties, Observations, Matter | Elementary School

  Activity: Sorting Buttons Mark as Favorite (0 Favorites)

  In this lab, students will investigate observable properties of matter. Students will use their knowledge of physical properties to create and separate mixtures of assorted buttons based on the characteristics of color, shape and number of holes.

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  Chemical Change, Solute & Solvent, Observations, Inferences, Physical Change, Identifying an Unknown | Elementary School

  Lesson Plan: Alien Invasion? Mark as Favorite (2 Favorites)

  In this lesson, students will explore both physical and chemical changes as they try to help the Department of Homeland Security analyze and identify materials found in a mysterious capsule. Students will examine and observe an unknown object (a frozen water balloon) as it changes (melts). They then mix combinations of everyday substances to observe chemical changes.

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  Phase Changes, Physical Properties, Melting Point, Observations, Scientific Method | Elementary School

  Lab: Ice Cube Race Mark as Favorite (1 Favorite)

  In this lab, students will investigate what factors can influence the change in state of matter from a solid to a liquid. They will have the opportunity to make a hypothesis and participate in the design and completion of an experiment.

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  Matter, Physical Properties, Observations, Phase Changes | Elementary School

  Activity: Matter Can Taste Good! Mark as Favorite (0 Favorites)

  In this activity, students will be introduced to the general differences and organization of particles in each state of matter: solid, liquid and gas. They will have the opportunity to compare the samples and then will identify each state of matter during an edible activity.

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

  Lab: Comparing Physical and Chemical Changes Mark as Favorite (13 Favorites)

  In this lab, students will analyze different scenarios in order to determine if a physical or chemical change has occurred. This lab experience will provide students with the opportunity to record observations, as well as improve their ability to differentiate between physical and chemical changes.

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  Physical Properties, Observations, Matter | Elementary School

  Lab: Investigating the Physical Properties of Everyday Items Mark as Favorite (1 Favorite)

  In this lab, students will collect and analyze ordinary, everyday items in order to learn more about physical properties. Students will record data about each item, and then classify their items according to their properties.

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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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  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 (3 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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  Chemical Change, Observations, Acids & Bases, Chemical Change, Mixtures | Elementary School, Middle School, High School

  Demonstration: Inflating a Balloon with Chemistry Mark as Favorite (29 Favorites)

  In this demonstration, the teacher will perform a reaction between acetic acid (vinegar) and sodium bicarbonate (baking soda) in order to inflate a balloon and to introduce the concept of a chemical reaction to students. Students will observe the reaction, and identify indicators of chemical change as well as discuss the different types of matter that are involved.

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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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  Observations, Mixtures, Density, Physical Properties, Mixtures | Elementary School

  Activity: Color-Works in a Jar Mark as Favorite (2 Favorites)

  Students will be using three ingredients to create a liquid color-works mixture in a jar. This is a fun chemistry project to do with young elementary students around the 4th of July or New Year’s Eve to get the children excited about fireworks.

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  Observations, Physical Properties, Chemical Properties, Mixtures | Elementary School, Middle School

  Lesson Plan: Clean-Up Pond Pollution Mark as Favorite (3 Favorites)

  In this lesson, students will compare polluted and filtered water to observe how filtering can remove some kinds of pollutants. Students will also be asked to consider how people affect ecosystems and use the scientific method to conduct an experiment on polluted water.

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  Observations, Density, Physical Properties | Elementary School

  Demonstration: Will it Float? Mark as Favorite (1 Favorite)

  In this demonstration, students will observe the relationship between the density of a solution and its impact on an object’s ability to float or sink. Uncooked eggs will be placed in a tap water sample and in a salt water solution so that students can make observations and compare the results in order to make a determination regarding the density value for each item.

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

  Video: Antoine Lavoisier Video Mark as Favorite (18 Favorites)

  This video tells the story of Antoine Lavoisier who many consider to be the father or modern chemistry. Lavoisier discovered oxygen and hydrogen and first proposed the Law of Conservation of Mass.

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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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  Mixtures, Chemical Change, Physical Change, Observations, Density, Acid Base Reactions, Chemical Change, Mixtures | Elementary School

  Lab: Analyzing a Lava Lamp Mark as Favorite (5 Favorites)

  In this lab, students create a mixture of oil, water and food coloring, and then add an Alka-Seltzer tablet, to create a homemade lava lamp. Student will record their observations during each step of the process and answer follow-up questions about the chemical and physical changes that took place.

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

  Lab: My Pennies Mark as Favorite (3 Favorites)

  In this lab, students will investigate how an acidic, vinegar based solution can help to get “dirty” pennies clean. Students will observe chemical change and investigate real-world connections to this lab.

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  Reaction Rate, Chemical Change, Observations, Chemical Change, Reaction Rate, Catalysts | Elementary School

  Lab: To What DEGREE Does it Matter Mark as Favorite (0 Favorites)

  In this lab the students will explore how factors such as temperature may influence chemical reactions. Students will use citric acid and sodium bicarbonate (Alka-Seltzer) and a catalyst (water) to induce a reaction at varying degrees. Observations will be made of the rate at which the reactions take place under these varying conditions. The students will make predictions of how the temperature of the water will affect the chemical reaction. They will use a stop watch to time the reaction between the Alka-Seltzer and the varying temperatures of water and graph their observations for analysis, they will compare data to deduce whether temperature has any influence during a chemical reaction.

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  Physical Properties, Physical Change, Observations, Polymers | Elementary School, Middle School

  Lab: Paper or Plastic? Mark as Favorite (7 Favorites)

  In this lab students will research and compare the physical properties of various types of plastic bags. The recorded data will be analyzed by students, and they will use the results to design a plastic bag to meet a given set of criteria.

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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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  Density, Physical Properties, Introduction, Observations, Mixtures | Elementary School

  Lesson Plan: What is Density Mark as Favorite (2 Favorites)

  In this two-part lesson, students will learn about density through a teacher-led demonstration and a hands-on activity. The demonstration will give students the opportunity to observe the formation of a density tower made from common drinks. Students will then create their own density tower using simple ingredients, and then further investigate differences in density when solid objects are added to the tower.

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  Physical Properties, Density, Observations, Mixtures | Elementary School

  Activity: Discovery Tubes Mark as Favorite (1 Favorite)

  This is a fun, visual activity for young students. It allows for understanding of fundamental chemistry topics, including mixtures, miscibility, density and viscosity while analyzing a handheld colorful toy.