1 – 25 of 30 Classroom Resources

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  Mixtures | Middle School, High School

  Lesson Plan: Making Sense of Milk Mark as Favorite (1 Favorite)

  In this lesson, students will compare and contrast the chemical compositions of different types of plant milk and animal milk by analyzing data and developing models.

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  Solute & Solvent, Mixtures | Elementary School

  Demonstration: Introduction to Solutions Mark as Favorite (0 Favorites)

  In this demonstration, students will recognize that there is a threshold for the amount of salt that can be dissolved into a specified amount of water. Students will be asked to make observations about two different salt water samples to determine if a sample that contains undissolved salt is still considered a solution. The saltiness, or salinity, of the water samples will be used to help students make connections about how the melting of polar ice caps is changing the average salinity of the ocean.

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  Freezing Point Depression, Mixtures, Phase Changes, Freezing Point, Melting Point | High School, Middle School

  Lab: How does Salt "Melt" Ice? Mark as Favorite (28 Favorites)

  In this lab, students will consider why salt is used to aide in snow clearing and to help keep icy roads safe. They will investigate how salt ‘melts’ ice and determine the best type of salt to do so. Additionally, students will explore the advantages and disadvantages of the various different types of salt.

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  Physical Change, Chemical Change, Matter, Mixture, Mixtures | Elementary School

  Activity: Chemistry in the Kitchen! Mark as Favorite (2 Favorites)

  In this activity, students will describe the steps required to complete a recipe of their choosing. They will identify any physical and chemical changes that occur throughout the process.

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  Density, Mixtures, Solubility | Middle School

  Lab: Investigating Density within Lava Lamps Mark as Favorite (3 Favorites)

  In this lab students will make a simple yet spectacular lava lamp while focusing on the density of the components.

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  Mixture, Physical Properties, Observations, Mixtures, Solute & Solvent | Middle School

  Lesson Plan: How Fast Does it Flow? Mark as Favorite (1 Favorite)

  In this lesson students explore the viscosity of different mixtures. They measure viscosity of different mixtures and then have the opportunity to design a mixture to attain a particular viscosity. Students will relate their lab experience to the application of viscosity in the real-world as they consider the differences in viscosity between different types of paints.

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  Separating Mixtures, Physical Properties, Mixtures, Solute & Solvent | Elementary School, Middle School

  Lab: What Does Ironman Eat for Breakfast? Mark as Favorite (2 Favorites)

  In this lab students will compare and contrast mixtures and solutions. They will be tasked with extracting iron from various breakfast cereals. They will then conclude which cereal would be the healthiest for Iron Man to eat for breakfast.

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  Mixtures, Molecular Structure, Separating Mixtures, Solute & Solvent | High School

  Lesson Plan: What Type of Mixture is Paint? Mark as Favorite (7 Favorites)

  In this lesson students will use simple laboratory tests to characterize differences between solutions, colloids, and suspensions. They will then apply those tests to paints to classify them as specific types of mixtures.

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  Electromagnetic Spectrum, Molecular Structure, Mixtures | Middle School, High School

  Video: What are Pigments? Video Mark as Favorite (5 Favorites)

  This video discusses the chemistry of pigment molecules and how they are used to give paints their specific color. Students will learn about the importance of a pigment’s molecular structure, how they are physically suspended to create a paint color, as well as how they interact with light.

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  Mixtures, Solute & Solvent, Intermolecular Forces, Intermolecular Forces, Molecular Formula, Molecular Structure, Polymers, Electromagnetic Spectrum | Middle School, High School

  Video: What is Paint? Video Mark as Favorite (5 Favorites)

  This video investigates the composition of paint, while analyzing the fundamental chemistry principles of its main components. Students will learn about the differences between three common paint types, water colors, oil-based and acrylic paint as well as the chemistry of each.

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  Physical Properties, Observations, Mixtures | Elementary School

  Lab: Ferromagnetic Fluid Mark as Favorite (1 Favorite)

  In this lab students will investigate the properties of ferromagnetic fluid and magnetism. Students will also have the opportunity to complete research about magnetic properties to help answer analysis questions.

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  Mixtures, Polarity, Observations, Physical Properties | Elementary School

  Demonstration: Colorful Milk Mark as Favorite (0 Favorites)

  In this demonstration, students will observe as the teacher creates several colorful mixtures. Using food coloring, water and milk, students will watch the colors swirl and mix. Students will have the opportunity to make a prediction about what will happen to the colors when a sample of soap is introduced to the mixture.

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

  Lesson Plan: Clean-Up Pond Pollution Mark as Favorite (1 Favorite)

  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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  Chemical Change, Mixtures, Reaction Rate | Elementary School

  Lab: The Disappearing Color Mark as Favorite (2 Favorites)

  In this lab, students will create a solution to observe a chemical change between food coloring in water and bleach. They will also develop the process skills of predicting, observing, and measuring temperature.

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  Freezing Point, Phase Changes, Mixtures | Elementary School

  Lab: Coffee Creamer Ice Cream Mark as Favorite (1 Favorite)

  In this lab, students will investigate how dissolving salt (sodium chloride) in water changes the freezing point of the solution. While investigating this, they will make ice cream from small coffee creamer cups.

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  Scientific Method, Observations, Inferences, Intermolecular Forces, Mixtures | High School

  Lab: Magic Milk Mark as Favorite (28 Favorites)

  In this lab, students will investigate the addition of detergent to a mixture of whole milk and food coloring. Students will attempt to explain the cause of their observations. Also, students will have the opportunity to manipulate the experiment and determine how other variables may impact the results.

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  Concentration, Mixtures, Interdisciplinary, Scientific Method, Measurements | Middle School, High School

  Lab: Effect of Salt Concentration on Plants Mark as Favorite (4 Favorites)

  In this lab, students will observe how salt concentration can affect the structure of a potato tuber.

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  Solubility, Solute & Solvent, Mixtures, Intermolecular Forces, Intermolecular Forces, Polarity, Molecular Geometry | Elementary School, Middle School, High School

  Animation: Solubility Animation Mark as Favorite (24 Favorites)

  In an animation, students will have an opportunity to visualize on the particulate level how solubility works. Examples of ionic compounds and a polar covalent compound show how when water is attracted to charged parts, they dissolve, and when they're not attracted to charged parts they stay solid. **This video has no audio**

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

  Lab: Top Secret Mark as Favorite (6 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.

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  Concentration, Solute & Solvent, Mixtures, Solubility, Percent Composition | Middle School

  Lab: The Perfect Kool-Aid Concentration Mark as Favorite (4 Favorites)

  In this lab, the students will investigate how the concentration of a solution affects its properties such as color and taste.

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  Mixtures, Separating Mixtures, Solubility, Physical Change, Phase Changes | Middle School

  Lab: A Solution to Your Mix-up Mark as Favorite (1 Favorite)

  In this lab, students will perform a step by step process of mixing and separating substances based on their states and solubility in order to solve a problem.

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  Intermolecular Forces, Mixtures, Intermolecular Forces | High School

  Lesson Plan: Fuel Line Antifreeze Mark as Favorite (4 Favorites)

  In this lesson students will explore the role of a gasoline additive, fuel line antifreeze (generally methanol or 2‑propanol), in reducing the potential of water to block fuel lines in freezing weather. Students will prepare test tube models of water-contaminated fuel tanks and explore the effect of adding different types of fuel line antifreeze. This lesson can be used to bolster concepts about miscibility, density, intermolecular forces, phase changes (freezing), and colligative properties (freezing point depression).

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  Polarity, Mixtures, Intermolecular Forces, Intermolecular Forces, Mixture, Physical Properties, Observations | Middle School, Elementary School, High School

  Lab: Salad Dressing Science: Emulsions Mark as Favorite (9 Favorites)

  In this lab, students mix polar and nonpolar substances and then add various emulsifiers to encourage the mixing of the two substances. They use ingredients in salad dressing to relate science to real life scenarios.

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  Solubility, Saturated/unsaturated/supersaturated, Mixtures, Reaction Rate | High School

  Lab: Rate of Solution Mark as Favorite (9 Favorites)

  In this lab, students observe how particle size, solvent temperature, and agitation affect rate of solution.

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  Acid, Mixtures, Acid Rain, Interdisciplinary, Chemical Properties | Elementary School

  Lesson Plan: Environmental Problems Mark as Favorite (1 Favorite)

  In this lesson, students are presented with an environmental problem to solve using important concepts of chemistry, which involves a lake with deteriorating water quality.