151 – 175 of 187 Classroom Resources

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  Sublimation, Density, Observations | High School, Middle School

  Lab: Dry Ice (High School) Mark as Favorite (12 Favorites)

  In this lab, students perform several small experiments using dry ice and record their observations.

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  Polymers, Scientific Method, Physical Properties, Mixture | Elementary School, Middle School

  Lab: Polymer Investigation Mark as Favorite (3 Favorites)

  In this lab, students will follow the procedure for creating a polymer, flubber, which will be similar in consistency to Silly Putty. Students will then design an experiment to test a physical property of the flubber that they have created using the scientific method.

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  Density, Molecular Motion | High School, Middle School

  Lab: Density Lab Mark as Favorite (13 Favorites)

  In this lab, students determine the density of several liquids and solids. They then identify an unknown metal by determining its density. They then calculate the percent error within the class for a specific sample.

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  Lab Safety, Culminating Project | High School, Middle School

  Activity: Dangerous Goods Specialist Mark as Favorite (20 Favorites)

  In this activity, students will take on the role of a Dangerous Goods Specialist for a large chemical company. In this role, students will research a specific commercially available industrial chemical looking at both the properties of the compound as well as how can they safely ship the chemical to a buyer in a cost effective and timely manner.

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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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  Periodic Table | High School, Middle School

  Lab: Periodic Table Trends Mark as Favorite (11 Favorites)

  In this lesson, students will investigate trends of the periodic table.

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  Elements, Model of the Atom, Periodic Table, Introduction, Atoms, Electrons | Middle School, High School

  Activity: Periodic Puzzler Mark as Favorite (3 Favorites)

  In this activity, students will learn about what makes up an atom and how important protons are in the placement of elements on the periodic table.

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  Chemical Change, Chemical Change | High School, Middle School

  Lab: Corrosion in Motion Mark as Favorite (1 Favorite)

  In this lab, students will expose metal samples to various solutions and observe the amount of corrosion of a period of time.

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  Exothermic & Endothermic, Physical Change | High School, Middle School

  Lesson Plan: Particle Modeling of Hand Warmers Mark as Favorite (9 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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  Conservation of Mass, Chemical Change | High School, Middle School

  Lab: Conservation of Mass Mark as Favorite (2 Favorites)

  In this lab, students perform three simple experiments, recording the mass of a substance before and after a reaction. They then explain how the law of conservation of mass was not violated, even if the mass changed.

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  Phase Changes, Physical Change, Observations, Temperature | Elementary School, Middle School

  Lab: Condensation Mark as Favorite (0 Favorites)

  In this lab, students will explore the process of condensation. Students will investigate how water vapor condenses, and then they will conduct a comparison test to see if cooling water vapor has an effect on the rate of condensation.

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  Observations | Middle School, Elementary School, High School

  Activity: Compare and Contrast Mark as Favorite (2 Favorites)

  In this activity, students will use their observation skills to compare and contrast two similar chemistry classroom scenes in order to identify the differences between the two.

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  Density, Density | High School, Middle School

  Demonstration: Comparing Gas Density Mark as Favorite (1 Favorite)

  In this demonstration, students will observe a reaction between baking soda and vinegar in the presence of a variety of different heights of lit candles. 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 candles to extinguish in order of height. Students will analyze and compare the presence of the gases in the container and make determinations about the densities of each.

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  Separating Mixtures, Density, Physical Change, Chemical Change, Mixtures, Intermolecular Forces, Intermolecular Forces | Middle School

  Lab: Clean it Up! Mark as Favorite (2 Favorites)

  In this lab, students will consider and utilize various separation techniques to purify and reclaim used motor oil.

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  Solute & Solvent, Physical Change, Solubility | Middle School, High School

  Lab: Chemistree Mark as Favorite (3 Favorites)

  In this lab, students will prepare a solution to observe a physical change.

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  Chemical Change, Observations, Chemical Change, Reaction Rate, Interdisciplinary, Physical Change, Reaction Rate | Middle School

  Lab: Chemical Weathering in Geology Mark as Favorite (0 Favorites)

  In this lab, students will explore the differences between erosion, weathering and chemical weathering. They will complete a lab experiment that simulates chemical weathering on 4 different types of rocks. They will also learn how to use the Mohs Hardness Test to analyze the results.

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  Balancing Equations, Chemical Change, Observations | High School, Middle School

  Lab: Chemical Reactions & Equations Mark as Favorite (11 Favorites)

  In this lesson, students will observe a series of reactions, make observations, and then write balanced chemical equations to chemically describe what they observed.

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  Introduction, Inferences, Observations | High School, Middle School

  Activity: Check Activity Mark as Favorite (4 Favorites)

  In this activity, students develop a theory based on evidence they collect from (fake) cancelled checks to come up with a story of how they are related.

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  Separating Mixtures, Interdisciplinary, Separating Mixtures, Electromagnetic Spectrum, Mixture | Middle School

  Lab: Candy and Leaf Chromatography Mark as Favorite (5 Favorites)

  In this lab, students will learn that mixtures are created by the combination of two or more substances. Many colors are actually mixtures of several different pigments. Mixtures can be separated, and in this lab students will perform chromatography to separate mixtures found in candy and in leaves.

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  Atomic Spectra, Emission Spectrum, Emission Spectrum, Electromagnetic Spectrum, Interdisciplinary, Identifying an Unknown | Middle School, High School

  Lab: Build a Spectroscope Mark as Favorite (8 Favorites)

  In this lab, the students will make and use a spectroscope to identify the spectra within various types of light bulbs. The students will then develop an improved design for the spectroscope.

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  Chemical Change, Physical Change, Observations, Chemical Change, Interdisciplinary, Acid, Chemical Change | Middle School

  Lab: Break It Down! Mark as Favorite (4 Favorites)

  In this lab, students will examine the physical and chemical changes that take place within a landfill by composting leftover fruits and vegetables from their lunches. They will also record pH and temperature measurements during the process.

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  Inferences, Observations, Scientific Method | Middle School, High School

  Activity: Black Box Mark as Favorite (1 Favorite)

  In this activity, students will experience how scientists carry out a scientific investigation through inquiry.

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  Model of the Atom, Periodic Table, Elements, Atomic Mass, Electrons, Atoms | Middle School

  Activity: Augmented Reality and the Atomic Model Mark as Favorite (1 Favorite)

  In this project, students will first work with a partner to select a common element from the periodic table to research. They will create a video using iPods to present their research and they will access the Aurasma app on iPods to upload their video. Students will create a trigger image using a picture of the element from the periodic table. Secondly, the students will use the Aurasma App to scan a different element’s trigger image and will use information from another group’s video to construct a model that replicates the atomic structure for the selected element.

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  Atoms, Subatomic Particles, Isotopes, Atomic Theory, History, Elements | Middle School, High School

  Activity: Atomic Structure RAFT Mark as Favorite (11 Favorites)

  In this activity, students choose from a number of activity options in order to best display their understanding of atomic structure. The RAFT model will be followed for this assignment, which means the students choose their assignment and may modify the assignment based on Role, Audience, Format, and Topic.

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  Mixtures, Mixture, Physical Properties, Molecular Structure | Elementary School, High School, Middle School

  Demonstration: Analyzing Mixtures Mark as Favorite (11 Favorites)

  In this demonstration, the teacher will create a sequence of mixtures in a single test tube. Water, oil, food coloring and soap will be used in this demonstration to introduce the concepts of heterogeneous and homogeneous solutions as well as the idea of miscibility. Students will also have the opportunity to analyze the properties, such as surface tension of each component used.