Freebies for Science Teachers, October 6, 2020

Reports Article | September 2020

The World’s Worst Industrial Disaster

Case Study | January 2021

Picture This!

Journal Article | November 2021

Freebies for Science and STEM Teachers/From the Field, May 31, 2022

Reports Article | May 2022

Safer At-Home Food Science Investigations

Blog Post | October 2023

Freebies and Opportunities for Science and STEM Teachers, November 7, 2023

Reports Article | November 2023

Teaching About How Scientists Work—With a Focus on Claims-Evidence-Reasoning

Blog Post | June 2021

Ecosystem Cycles

Lesson Plan | June 2021

The purpose of this assessment probe is to elicit students’ ideas about the transfer of matter and energy in ecosystems. The probe is designed to reveal whether students recognize that only matter is cycled through an…

The Secret of Popcorn Popping

Case Study | April 2011

How to Remove Makeup

Case Study | March 2018

The Purple Pill

Case Study | March 2019

Is It a Rock? (Version 2)

Lesson Plan | December 2022

The purpose of this assessment probe is to elicit students’ ideas about an Earth material, rocks. The probe is designed to determine whether students can distinguish between humanmade, “rocklike” materials and…

From the Field: Events and Opportunities, June 15, 2021

Reports Article | June 2021

Should Bill Buy Sammy?

Case Study | December 1999

Avogadro Goes to Court

Case Study | August 1999