176 – 200 of 311 Classroom Resources

• 

  Polymers, Scientific Method, Physical Properties, Mixtures | 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.

• 

  Density, Molecular Motion | Middle School, High School

  Activity: Simulation Activity: Density Simulation Mark as Favorite (30 Favorites)

  In this simulation, students will investigate the effect of changing variables on both the volume and the density of a solid, a liquid and a gas sample. Students will analyze the different states of matter at the particle level as well as quantitatively. This lesson accompanies the simulation from the September 2015 issue of Chemistry Solutions.

• 

  Intermolecular Forces, Physical Properties, Melting Point, Boiling Point | High School, Middle School

  Activity: Simulation Activity: Exploring Intermolecular Forces with Odyssey Mark as Favorite (4 Favorites)

  In this simulation, students will learn about the different intermolecular forces. They will use the simulation to see how molecules in various species interact with one another.

• 

  Chemical Change, Phase Changes, Combustion, Observations | Elementary School, Middle School

  Demonstration: The Jumping Flame Mark as Favorite (5 Favorites)

  In this demonstration, students will observe that the vapor of an extinguished candle flame is ignitable.

• 

  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.

• 

  Periodic Table, History, Identifying an Unknown | Elementary School, Middle School, High School

  Video: Arsenic Video Mark as Favorite (41 Favorites)

  In this video, Sam Kean tells stories about arsenic, a deadly element that was once referred to as the "Inheritance Powder".

• 

  History, Chemical Change, Interdisciplinary | High School, Middle School

  Activity: Tie Dye Mark as Favorite (29 Favorites)

  In this activity, students make tie-dye shirts and complete a worksheet about a reading from ChemMatters about how dyes work. It gives students the opportunity to apply chemistry to everyday life.

• 

  Photosynthesis, Interdisciplinary | Middle School

  Lesson Plan: Algae – The Good, the Bad, and the Tasty Mark as Favorite (1 Favorite)

  In this lesson, students will learn about the chemistry of algae, while working in a small group to become an expert on a specific type of algae. Divided into four parts the lesson is designed for students to investigate the process of photosynthesis, learn about the variety of uses for algae as well as products that contain algae, and the harmful effects of algae, such as red tides. As a culminating task, student groups will each complete a short presentation.

• 

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

  Lab: Mentos and Soda Investigations Mark as Favorite (23 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.

• 

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

  Lab: Applying the Scientific Method to Stain Removal Mark as Favorite (64 Favorites)

  In this lab, students will explore the real scientific process by designing an experiment to solve a problem. Students will learn about basic lab equipment, safety, and the scientific process of trial and error while solving a common problem: What color of food coloring requires the most bleach to remove?

• 

  Observations, Physical Properties, Solubility, Ionic Bonding | High School, Middle School

  Lab: Microscopic Wonder Mark as Favorite (30 Favorites)

  In this lab, students observe and describe the shape, size, and arrangement of salt crystals at various magnifications under a microscope and then compare the properties of each microscopically.

• 

  Molecular Structure, Covalent Bonding, Molecular Formula, Review, Atoms | Elementary School, Middle School

  Activity: Atom Catcher Game Mark as Favorite (13 Favorites)

  In this activity, students will make several different molecules out of four types of atoms: oxygen, carbon, hydrogen, and nitrogen in an online game. In order to be successful, the student must move a beaker on the screen to catch the correct type and number of atoms needed to form a particular molecule. Students can score points by making as many correct molecules as possible in a given amount of time.

• 

  Interdisciplinary | Middle School, High School

  Activity: Chemistry Reading Reflection Mark as Favorite (15 Favorites)

  In this activity, students will read a short informational science text about chemistry in the real-world (either pre-selected by the teacher, or chosen by the student from a collection of articles) and will briefly summarize and reflect on what they read. This activity could be reused many times with different articles (or even other types of media, like videos) and would be easy to incorporate into a sub plan.

• 

  Periodic Table, Elements, Matter, Physical Properties, Chemical Properties, Observations, Identifying an Unknown | High School, Middle School

  Lab: Periodic Table Trends Mark as Favorite (42 Favorites)

  In this lab, students will investigate trends of the periodic table by examining samples of six elements. Students will use observations about the elements’ appearance, conductivity, and malleability to determine whether they are metals, nonmetals, or metalloids. They will also see how these elements, as well as two more in a teacher demo, react with water and use this information to make claims about reactivity patterns in the periodic table.

• 

  Chemical Change, Conservation of Matter, Identifying an Unknown, Culminating Project, Elements | Middle School

  Lab: Priestley Labs Mark as Favorite (4 Favorites)

  In this lab, students will identify an unknown gas based on experimental evidence.

• 

  Chemical Change, Strong vs Weak, Salts, Acid & Base Theories, Ions, Conductivity, Mixtures | Middle School

  Lesson Plan: Why Drink Gatorade? Mark as Favorite (2 Favorites)

  In this lesson, students will test different flavors of Gatorade and other liquids to investigate acids and bases. This will take several days unless students already know about acids and bases.

• 

  Physical Change, Chemical Change, Identifying an Unknown, Acid Base Reactions | Middle School

  Lab: Is It a Hoax? Mark as Favorite (15 Favorites)

  In this lab, students will perform tests on the physical and chemical properties of different substances to determine the identity of the unknown.

• 

  Precipitate, Reactions & Stoichiometry, Solubility Rules, Balancing Equations, Chemical Change, Chemical Change | High School, Middle School

  Lab: Predicting Precipitates Mark as Favorite (31 Favorites)

  In this lab, students use solubility rules to predict which chemical reactions will produce precipitates.

• 

  Indicators, Chemical Properties | Middle School

  Lab: Acid & Base Mark as Favorite (0 Favorites)

  In this lab, students are given four unknown liquids and must identify whether they are acids or bases.

• 

  Percent Composition, Scientific Method, Introduction, Percent Composition | Middle School

  Lab: Mass Percent Mark as Favorite (2 Favorites)

  In this lesson, students will develop a theory of how to calculate percent composition.

• 

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

  Lab: Chemistree Mark as Favorite (19 Favorites)

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

• 

  Identifying an Unknown, Chemical Properties, Solute & Solvent, Mixtures | Middle School, High School

  Lab: Local Water Analysis Mark as Favorite (26 Favorites)

  In this lab, students use simple pool test strips to collect water samples from local water sources, such as area faucets, pools, lakes, rivers, puddles, etc. They will compile all of the collected data to allow students to collectively make observations and ask testable questions. After determining a question of interest, groups of students will organize the related data, research relevant background information, form reasonable conclusions, and present their arguments.

• 

  Periodic Table, Density, Elements, Atomic Mass, Atomic Radius, Electronegativity | Middle School, High School

  Activity: Organizing the Periodic Table Mark as Favorite (100 Favorites)

  In this activity, students are challenged to organize elements into the shape of the periodic table based on trends in data. Students are given a set of cards, each card representing an element, and containing five data points for consideration. The data that students will analyze includes atomic mass, atomic radius, melting point, density and electronegativity.

• 

  Interdisciplinary, Graphing | Middle School, High School

  Simulation: Graphing Mark as Favorite (83 Favorites)

  In this simulation, students will be introduced to good graphing techniques and how to interpret data presented in a graph. They are introduced to the TAILS acronym (Title, Axes, Intervals, Labels, Scale) to help them remember how to set up a graph and the concepts of line of best fit, positive and negative correlation, and interpolating and extrapolating. Then students complete a six-question quiz on these topics.

• 

  Molecular Formula, Ionic Bonding, Covalent Bonding, Molecular Geometry, Naming Compounds, Lewis Structures, Periodic Table, Valence Electrons, Lewis Dot Diagrams, Ions, Subatomic Particles | High School, Middle School

  Simulation: Ionic & Covalent Bonding Mark as Favorite (183 Favorites)

  In the September 2016 simulation, students investigate both ionic and covalent bonding. Students will have the opportunity to interact with many possible combinations of atoms and will be tasked with determining the type of bond and the number of atom needed to form each. Students will become familiar with the molecular formula, as well as the naming system for each type of bond and geometric shape, when applicable.