American Chemical Society
Dissolving Different Liquids in Water
Not many youngsters realize that solids aren't the only materials that can possibly be dissolved in water. During this investigation, they find out that some liquids can dissolve in water as well. This is part of a unit on solubility,...
American Chemical Society
Comparing the Density of Different Liquids
Learners will like making a liquid layer cake to investigate the relative densities of various liquids: water, oil, and corn syrup. They will also introduce a few solid materials to find out how their densities compare. Standing alone,...
American Chemical Society
Changing the Density of an Object - Changing Shape
Continuing with the concept of volume and its effect on density, learners now work with a piece of clay to see if they can get it to float in water. This is a memorable end to a seven-part investigation of density. Make sure to check out...
Columbus City Schools
ABC: Acid Base Chemistry
Bubble, bubble, boil and trouble! What causes common substances like baking soda and vinegar to react the way they do? Welcome your junior chemists to the wonders of acid-base chemistry using a comprehensive and fun resource. Engage them...
Curated OER
Autism - What Is It?
High schoolers investigate the symptoms of autism spectrum disorders, and compare expected child development with development that may indicate a diagnosis of these disorders. The final project for the lesson is the creation of posters...
Curated OER
Shape Up!
An outstanding lesson on teaching the basic shapes and polygon names to young geometers is here for you. In it, learners investigate the role of basic polygons in the strength of structures. They use geoboards, rubber bands, streamed...
Curated OER
Keep Your Eye On the Prize
High schoolers learn about citizens who were actively involved in the civil rights movement, and the strategies they used to overcome the Jim Crow laws that were so prevalent in the 1960s. They investigate the voting amendments of the US...
Curated OER
Orville and Wilbur Wong and the Fantastic Flying Machines
Upper elementary and middle schoolers examine the role of Chinese immigrants in America. They investigate literature, history and cultures of Chinese-Americans. This ambitious plan takes two weeks to complete, and it brings in elements...
Curated OER
Open-Ended Questions
Middle schoolers identify a topic for an open-ended question and evaluate the question. After developing ideas that lead to inquire, they investigate and research this topic on the Internet, and then create an iMovie.
Curated OER
Density Studies of the Earth
Density comes to life as investigators place soda cans into containers of various liquids to find if they sink or float. They layer different density liquids, compare densities of different gases, and more. A total of six different...
Curated OER
Evidence Revealing the Composition of the Atom
Investigators use indirect evidence to guess what is occupying a sealed box. You could also use a set of plastic Easter eggs to encase the unknown items. Another terrific activity involves having students drop a pencil on a sheet of...
Curated OER
The Visible Spectroscopy Expert Witness Problem
In a simulated crime science investigation, chemistry or physics sleuths use spectroscopy to analyze solutions. The lesson gives learners practice making salicylate solutions, using spectrophotometers, calculating dilution amounts,...
Curated OER
Degradation and Weathering of Polymeric Materials
Learners investigate issues of degradation and weathering of polymeric materials during their useful life. They evaluate photodegradable plastics and their viability as an environmental solution for litter and investigate the qualitative...
Curated OER
How Long Does It Take?
Students investigate the lengths of time various activities take and calculate how long is spent on these activities in a week. They complete a worksheet for each activity that is timed, and calculate lengths of time for simulated...
Curated OER
Playing With Science
Young scientists investigate the scientific concepts and principles that help make common toys such as hula hoops, yo-yos, slinkies, and silly putty work. As a class, they read "Backyard Rocket Science, Served Wet" to get a look behind...
Curated OER
Physical Science: The Three Billy Goats Gruff
Explore science through problem solving and learning how to solve the problem of the story "The Three Billy Goats Gruff." Young investigators will learn how to construct a model and design a solution. They will also keep records of their...
Curated OER
Trig Transformations
Learners investigate trigonometric function. In this Algebra II instructional activity, high schoolers explore functional notation and transformational graphing of trigonometric functions.
Curated OER
Organic and Inorganic Waste
Students conduct a scientific investigation about organic or inorganic waste. For this organic or inorganic waste lesson, students create a compost heap to determine the difference between inorganic and organic waste. Students record...
Curated OER
The Science of a Historic Sinking
Incorporate science investigations to expand pupils' understanding of the Titanic.
American Chemical Society
Using Color to See How Liquids Combine
Blue-tinted water is added to unknown liquids that have been tinted yellow to find out how they interact. This is a memorable activity that is part of an investigation on the properties of liquids, which is part of a unit on the...
American Chemical Society
From Gas to Liquid to Solid
From gas to liquid condensation to solid frost, water undergoes phase changes before students' eyes! Using ice, salt, water, and a metal can, they set up an investigation that can be used in a physical science setting, or as part of a...
American Chemical Society
Defining Dissolving
Physical science investigators mix sugar and food coloring into different cups of water and cooking oil to compare how the solid and liquid behave in each. As the introduction to this unit on dissolving, it is relevant.
American Chemical Society
Exploring Moisture on the Outside of a Cold Cup
As a stand-alone or as part of the intended unit, this is a valid investigation of what causes condensation to occur. By limiting the amount of air around a cold cup of water and comparing it to one out in the open, they find that the...
American Chemical Society
Temperature Affects the Solubility of Gases
Dare your class to drive dissolved carbon dioxide out of carbonated liquid at different temperatures to discover if there is a difference in rate. To make this experiment more sound, have explorers use equally measured amounts of soda...
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