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ChemEd X articles address topics in chemical education ranging across the entire spectrum of the chemical sciences.

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student working at lab counter
Cool Off Challenge
// Sunday, April 12, 2020 • ACCT Admin
The “Cool Off” challenge is a formative assessment tool for learning about how students think about chemical causality. It has been tested with middle school and high school students, and with preK-12 science teachers. It provides participants the opportunity to think creatively about a science challenge, and then test their predictions in the lab.
Structure and motion of matter (SAMM) survey
// Saturday, April 11, 2020 • ACCT Admin
The structure and motion of matter (SAMM) survey is a 15-minute, open-ended formative assessment tool that probes how students think about the structure and dynamics of a gaseous mixture. It has been tested in middle school, high school, and university chemistry classes, in both English and Spanish.
car at gas station
GoKart cognitive interview
// Saturday, April 11, 2020 • ACCT Admin
The GoKart cognitive interview is a formative assessment that is designed to be a one-on-one conversation between a teacher and a student. It provides insight to the teacher about how the student thinks about relationships between chemical nature and properties, and how the student reasons about consequences.
pictorial outline of volcano probe chemical reaction
Volcano probe
// Saturday, April 11, 2020 • ACCT Admin
The volcano probe is a formative assessment tool for learning about how students think about choosing reactants and reaction conditions based on how they think about chemical control. It has been tested in middle school, high school, and university chemistry classes.
5 required items for Pringles Challenge
Pringles design challenge
// Friday, April 10, 2020 • ACCT Admin
The Pringles design challenge is a laboratory-based formative assessment tool for learning about how students think about controlling chemical reactions. It has been tested in high school chemistry classrooms in the US, and in university chemistry classes in the US, Mexico, and Costa Rica. The tool is available in English and Spanish.
pop can, chunk of silver metal, clear glass half full with clear liquid
Chemical substances inventory (CSI) survey
// Friday, April 10, 2020 • ACCT Admin
The chemical substances inventory (CSI) survey is a formative assessment tool for learning about how students think about identifying and differentiating chemical substances. It has been tested in middle school, high school, and university chemistry classes.