17
Jul
2019
When you ask your students, “How is it that light allows us to see?” What you’re really asking is: “how...
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01
Jul
2019
Discrepant events occur when a student’s prior knowledge clashes with what’s happening right in front of their eyes. The wonderful...
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26
Oct
2018
Are Green Laser Pointers more dangerous than Red Laser Pointers? What makes a green laser pointer safe? Even at very...
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