126 – 150 of 308 Classroom Resources

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

  Activity: Distillation in Survival Mode Mark as Favorite (11 Favorites)

  In this activity, students will investigate methods for purifying water as they consider a survival based situation that requires clean drinking water. Students will investigate processes such as boiling and distillation, as well as review the phase changes within the water cycle.

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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.

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

  Lesson Plan: How Fast Does it Flow? Mark as Favorite (5 Favorites)

  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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  Chemical Change, Chemical Change, Physical Change, Physical Properties | Middle School

  Lab: Little Miss Muffet Investigation Mark as Favorite (16 Favorites)

  In this lab, students will work in cooperative groups to conduct a chemical reaction by mixing vinegar with milk. This reaction will cause the curds to precipitate and separate from the liquid whey. The lesson can be extended by experimenting with different types of milk or by using different acids.

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

  Lab: A Solution to Your Mix-up Mark as Favorite (4 Favorites)

  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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  Density, Mixtures, Solubility | Middle School

  Lab: Investigating Density within Lava Lamps Mark as Favorite (9 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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  Matter, Elements, Mixtures | Middle School, High School

  Activity: Animation Activity: Classifying Matter Mark as Favorite (32 Favorites)

  In this activity, students will view an animation that explores definitions and examples of several broad classifications of matter, including pure substances (elements and compounds) and mixtures (homogeneous and heterogeneous). Students will see real-life examples as well as particle diagrams.

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  Electromagnetic Spectrum, Interdisciplinary | Elementary School, Middle School, High School

  Activity: Animation Activity: Electromagnetic Spectrum Mark as Favorite (39 Favorites)

  In this activity, students will view an animation that explores the electromagnetic spectrum, with a focus on the visible spectrum. The animation addresses the relationship between color, wavelength, frequency, and energy of light waves, as well as how an object absorbs and reflects certain wavelengths of light to contribute to the color we perceive.

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  Measurements, SI Units, Mole Concept, Physical Properties, Density | Middle School, High School

  Activity: Animation Activity: Units of Chemistry Mark as Favorite (17 Favorites)

  In this activity, students will view an animation that explores the importance of including units to communicate the value of measurements effectively. The animation presents definitions, units of measurement, and measuring tools for physical properties that are commonly measured or calculated in chemistry class: mass, length, temperature, volume, amount (moles), and density.

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  Density, Measurements | Elementary School, Middle School

  Lab: Weight Just a Minute! Mark as Favorite (2 Favorites)

  In this lab, students will learn how volume and mass affect density as they make comparisons and calculations.

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  Freezing Point, Phase Changes, Temperature, Physical Change | Middle School

  Lab: Lemon Ice Mark as Favorite (7 Favorites)

  This activity explores the interaction between salt and water (ice) as a way to further investigate their impact on the state of matter of a substance. Students will use salt and ice to create a slushy lemonade drink without the use of a freezer. They will learn through this hands-on experiment how salt and ice can rapidly cool a liquid.

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  Matter, Elements, Mixtures | High School, Middle School

  Animation: Classifying Matter Animation Mark as Favorite (96 Favorites)

  This animation explores definitions and examples of several broad classifications of matter, including pure substances (elements and compounds) and mixtures (homogeneous and heterogeneous). Students will see real-life examples as well as particle diagrams. This animation was featured in the November 2019 issue of Chemistry Solutions. **This video has no audio**

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  SI Units, Mole Concept, Measurements, Physical Properties, Density | Middle School, High School

  Animation: Units of Chemistry Animation Mark as Favorite (13 Favorites)

  This animation explores the importance of including units to communicate the value of measurements effectively. It presents definitions, units of measurement, and measuring tools for physical properties that are commonly measured or calculated in chemistry class: mass, length, temperature, volume, amount (moles), and density. This animation was featured in the November 2022 issue of Chemistry Solutions. **This video has no audio**

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  Atoms, Model of the Atom, Atomic Theory, Matter, Elements, History, Introduction, Periodic Table | Middle School, High School

  Animation: Atoms: The Building Blocks of Matter Animation Mark as Favorite (29 Favorites)

  This animation explores the idea that everything is made of atoms, and that since atoms are so extremely small, even small objects contain vast numbers of atoms. Students will see several examples to illustrate this point. Then they will be given a brief overview of the evolution of how people thought about atoms from the ancient Greeks through Dalton. This animation was featured in the May 2022 issue of Chemistry Solutions. **This video has no audio**

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  Atomic Radius, Ionic Radius, Electrons, Model of the Atom, Subatomic Particles, Periodic Table | Elementary School, Middle School, High School

  Animation: Atomic & Ionic Radii Animation Mark as Favorite (70 Favorites)

  This animation explores patterns in atomic and ionic radii. Students will look at the different sizes of atoms in the third period and the atoms in the sixth group to see trends across periods and down groups. They will also look at an atom and its corresponding cation as well as an atom and its corresponding anion. **This video has no audio**

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  Density, Matter, Physical Properties, Measurements | Elementary School, Middle School, High School

  Animation: Density Animation Mark as Favorite (43 Favorites)

  This animation explores density on the particulate level. There are opportunities to make qualitative and quantitative comparisons between substances. **This video has no audio**

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  Electromagnetic Spectrum, Interdisciplinary | Middle School, High School, Elementary School

  Animation: The Electromagnetic Spectrum Animation Mark as Favorite (74 Favorites)

  This animation explores the electromagnetic spectrum, with a focus on the visible spectrum. It addresses the relationship between color, wavelength, frequency, and energy of light waves, as well as how an object absorbs and reflects certain wavelengths of light to contribute to the color we perceive. This animation was featured in the May 2020 issue of Chemistry Solutions. **This video has no spoken audio**

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  Elements, Identifying an Unknown, Atomic Spectra, Emission Spectrum, Electromagnetic Spectrum, Emission Spectrum | Elementary School, Middle School

  Lesson Plan: Elements Are Out of This World Mark as Favorite (9 Favorites)

  In this lesson, students will learn about the elements that make up Earth’s atmosphere and lithosphere and then compare and contrast the information with the elements that compose various other astronomical objects.

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  Phase Changes, Physical Change | Middle School

  Lab: I Can’t Believe It’s Butter! Mark as Favorite (10 Favorites)

  In this lab students will learn about the phases of matter and phase changes while making a small sample of butter.

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  Density, Observations, Interdisciplinary, Scientific Method | Middle School, Elementary School

  Lab: Crush's Dilemma Mark as Favorite (0 Favorites)

  In this lab, students explore the concept of density. They will examine the density of a plastic sandwich bag compared to water. Students will create their own experiment and investigate factors that affect floating and sinking.

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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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  Density, Physical Properties, Matter, Observations | Elementary School, Middle School

  Lab: Comparing Density of Liquids & Solids Mark as Favorite (5 Favorites)

  In this lab, students will measure mass and volume, calculate density, and compare the density of given liquids and solids, inferring what causes objects to sink or float in a given liquid. 3-48

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  Physical Properties, Density, Chemical Properties, Matter, Interdisciplinary | Middle School, Elementary School

  Activity: Astronaut on a Mission Mark as Favorite (1 Favorite)

  In this activity students will take on the role as a NASA employee on a mission to discover what resources humans need in order to survive on a planet outside of our solar system. Students will come up with a plan including a list of materials and resources needed to sustain life on another planet. They will need to compare each planet and determine which is most ready to support life.

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  Chemical Change, Error Analysis, History, Exothermic & Endothermic, Chemical Change | Middle School

  Lesson Plan: The Chemistry of Casts Mark as Favorite (7 Favorites)

  In this lesson, students will learn about the history of the chemistry involved in creating orthopedic casts. Students will then work in small groups to conduct a hands-on experiment in which they will determine the optimum plaster of Paris to water ratio for model casts.

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  Elements, Periodic Table, Interdisciplinary | Middle School, High School

  Activity: Simulation Activity: What Type of Element Are You? Mark as Favorite (36 Favorites)

  In this activity, students will take a nine question personality quiz to determine which of four types of elements best matches their personality. They will then have an opportunity to reflect on why their answers led to their final quiz results and to consider what the "personality profile" of other types of elements not included in this quiz might look like.