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The guiding question of this investigation is, How should we classify the unknown organisms? In this lesson, the goal is to figure out how to classify an unknown animal based on the type of food it eats and how the…
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The guiding question of this investigation is, What type of environmental conditions do mealworms seek out? In this lesson, the goal is to figure out the types, as well as how mealworms respond to the different types…
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The guiding question of this investigation is, Why can we see the roots of trees that grow near rivers or streams? Roots of trees are usually underground. In this lesson, the goal is to figure out why trees that grow…
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The guiding question of this investigation is, Why do large waves often block the entrance to some harbors in New Zealand? In this lesson, the goal is to figure out how nautical charts can be used to locate different…
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The purpose of this assessment probe is to elicit students’ ideas about the concept of matter. It is designed to understand how students define matter and whether they recognize that all living, once-living, and…
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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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What Do You Know About Atoms and Molecules?
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The purpose of this assessment probe is to elicit students’ ideas about atoms and molecules. It is designed to reveal commonly held ideas students have about the structure and properties and provides students an…
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The purpose of this assessment probe is to elicit students’ ideas about the size (in diameter) of atoms. It is designed to reveal how students use the crosscutting concept of scale to compare relative sizes by…
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The purpose of this assessment probe is to elicit students’ ideas about the particle model of matter. The probe is designed to find out if students recognize that air is made up of particles that are widely spaced with…
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What If You Could Remove All the Atoms?
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The purpose of this assessment probe is to elicit students’ ideas about the particle model of matter. The probe is designed to find out if students recognize that there is empty space between the atoms that make up an…
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Do They Have Weight and Take Up Space?
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The purpose of this assessment probe is to elicit students’ ideas about extensive properties. It is designed to determine whether students recognize that weight (or mass) and volume are extensive properties of the three…
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What Does “Conservation of Matter” Mean?
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The purpose of this assessment probe is to elicit students’ ideas about the phrase conservation of matter. It is designed to find out how students interpret the word conservation in the context of matter. The probe is…
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The purpose of this assessment probe is to elicit students’ ideas about the conservation of matter. The probe is designed to find out if students conserve matter when salt is dissolved in water. It is best used with…
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The purpose of this assessment probe is to elicit students’ ideas about density. The probe is designed to find out whether students recognize a change in the mass-volume ratio when the volume changes and the mass stays…
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Book Chapter |
The purpose of this assessment probe is to elicit students’ ideas about density. It is designed to find out whether students have commonly held ideas about mass, volume, shape, and other properties that interfere with…
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