Andrew Hegdahl

I work at both a high school and an ALC in central Minnesota. I teach Biology, Chemistry, and 9th grade physical science.




Dassel-Cokato School District, MN

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Andrew Hegdahl

Recent Posts by Andrew

Thu Nov 08, 2012 8:48 PM in The Brain and Learning
Absolutley I would recommend Zull! I was facinated by the content of the book. What really hit home for me is that when we learn we are making physical connections in our brain! To me this is such an amazing concept. It also helped to discuss the book over an entire trimester. I felt our professor did a great job of having students analyze the contents of Zull's text.

Wed Nov 07, 2012 9:07 PM in Nomenclature
I do an activity called bond with a classmate. This is only for ionic nomenclature. But what I do is hand out one ion card to each student at the beginning of the activity. The ion cards are divided into 4 groups (each group a different color) 1. polyatomic ions, 2. Cations 3. Anions 4. Metal Ions with multiple charges (ie. Cu(II) where students practice using the roman numerals to distinguish the...

Sat Oct 20, 2012 3:11 PM in New Teacher Question
I also have daily opening questions. I call them Science Starters. 90% of the time I ask questions as a way of assessing what we have learned or to lead students into a new topic. I do not think it would be reasonable for you to grade each and every question for each day. It is a formative assessment for me. I provide students with a sheet every two weeks, each side has 5 rectangles, one for each ...