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Book Chapter | March 2019
The purpose of this assessment probe is to elicit students’ ideas about the concept of matter. It is designed to find out how students define matter and whether they recognize that all three states—solids, liquids, and…
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Pressure, Temperature, and Volume of Gases
Book Chapter | November 2014
The purpose of this lab is to introduce students to the gas laws related to pressure, temperature, and volume of gases. It gives students an opportunity to develop a mathematical model that can be used to describe “How…
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Invisible Gases Matter: Knowledge Pours Poorly
Book Chapter | February 2010
Invisible gases are a form of matter that have volume or occupy space. In this activity, water flows down through two identical funnels, each inserted in a two-hole stopper, into two identical flasks. The water flows at…
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Tried and True: Splints and gases
Journal Article | September 2003
This column provides classic demonstrations and experiments with a new twist. In this month’s issue learn how chemical reactions carry much more impact when experienced firsthand rather than through pictures in a…
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Blue Solids, Red Liquids, and Yellow Gases
Journal Article | January 2000
During this eye-opening unit, students create visual representations of some very abstract concepts, and in the process eliminate many of their misconceptions about matter. All you need are some colored pencils and…
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Tried and True: It's a gas! An exploration of the physical nature of gases
Journal Article | October 2005
Gases present something of a paradox for the casual observer--they are everywhere and yet, it remains difficult to see them anywhere. This instructional sequence engages middle school students in the inquiry process,…
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Case Study | December 2014
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Blog Post | April 2010
Click on the cover for the Table of Contents April is the month of Earth Day, and this issue on air and gases also has ideas for environmental studies related to the atmosphere. The article Using Citizen…
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Journal Article | December 2003
In this article, the teacher moves from a lecture-oriented classroom to a student-centered classroom by redesigning the unit on gas laws based on the five phases of the 5E instructional model—engagement, exploration,…
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Properties and Behavior of Gases
Collection | November 2016
Resources for students to learn about why gases behave the way that they do.
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Page | February 2020
Communication Disorders Communication Disorders involve a wide variety of problems in speech, language, and hearing. For example, speech and language disorders include stuttering, aphasia, dysfluency, voice disorders (hoarseness, breathiness, or sudden breaks in loudness or pitch), cleft lip and/or…
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Journal Article | March 2023
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Learning the Temperature Dependency of Matter by Making Ice Cream
Journal Article | August 2021
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Mud as a Phenomenon to Model Energy Flow and Chemical Processes
Journal Article | February 2021
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Arctic Feedbacks: Not All Warming Is Equal
Journal Article | March 2022
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