Shalen Boyer

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Recent Posts by Shalen

Sun Feb 10, 2019 3:06 PM in Assigning Homework in Middle School
I recently tallked to a principal in my region that stated his teachers do not assign a grade to students homework.  They may choose to do (or not do) the work, but each week students take two to three short quizzes over the topics discussed in the homework.  In fact most of the questions on the quizzes come directly from the homework.  These quizzes make up 20% of the total grade with the other ...

Sat Sep 15, 2018 11:01 PM in Three types of Rocks--Igneous, Metamorphic, Sedimentary and Minerals
I usually teach rocks and minerals as two seperate units.  Otherwise, students tend to use the terms interchangably.  For rocks I do a "great rock hunt" where students use a dichotomous key and find the rock that matches it. I purchased the rock samples from a geologist out in California.  His student sample sizes are huge!  Use the link below to access his site.  If he doesn't have what you are ...

Tue Sep 11, 2018 10:21 PM in Volume and Water Displacement
I'm looking for a way to add some interest to teaching volume by water displacement.  My students have done the tradional style of dropping a rock, toy, and other irregulary shaped objects into a graduated cylinder than then calculating the volume.  Any suggestions for adding phenomona to this activity? Has anyone ever tried having student volunteers determine their volume using a tub of water...





Recent Public Collections by Shalen




Teaching for Conceptual Understanding
Type: Journal Article
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Using Concept Maps in the Science Classroom
Type: Journal Article
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Interactive Notebooks

9 Resources



“Scientific Writing”—A Course to Improve the Writing of Science Students: Stressing the English Language Component of Scientific Writing
Type: Journal Article
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Student-Centered Notebooks
Type: Journal Article
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