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Hotchalk Global

news & tips for teachers

The Science of Teaching

41-60 of 101

Seedling Questions

December 8th, 2010

There are questions that are directly connected to big ideas and your standards, questions that just come up in class and questions that arise from another question. All are valuable but we tend to not pay as much attention to the most …

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Celebrating Holidays

December 2nd, 2010

Many teachers in public schools have had to put away the holiday decorations and face a celebration free December. I know that it is not possible to celebrate Christmas, Kwanza, Chanukah, and a host of other faith based traditions in the classroom. …

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Thanksgiving Science

November 23rd, 2010

Every holiday is full of great opportunities to tie in science but in the past I have not made good use of the connections with Thanksgiving. This year I intend to dig into Thanksgiving with gusto (and some great science). The turkey …

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The Science of Cheese

November 16th, 2010

We had a brown bag lunch in my room a while ago and one student who was eating lunch with me to make up for some violation of the class rules finished his detention duty and came over when I offered him …

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Good Teeth

November 9th, 2010

A student in my class came in and told me that he and his brother drink about one full 2 liter bottle of pop each day. The class decided that this is a good place to begin an investigation on pop, nutrition …

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Science with Halloween Leftovers

November 4th, 2010

With the ghost and goblin costumes put away for another year I am left with a rather large bowl of Halloween candy. I think there must be some great classroom ideas in there….and there are. First, know that if I do not …

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Brown Bag Science

October 19th, 2010

A friend and I have been working on ways to help kids to adopt healthier eating habits. Short of following them around or inserting a nutrition unit into an already crowded curriculum what should we do? Well, we decided on twice a …

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Post It Note Science

October 19th, 2010

The old question goes, “which came first…the chicken or the egg”. This is always good for an interesting discussion in biology. But, buried in the thinking that surrounds that question is the idea that we need to spend some time teaching students …

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The Science of Soda Pop

October 6th, 2010

In my school we have just begun to restrict student access to pop machines throughout the day. The students were a bit unhappy about this change and that provides a teachable moment where we can dig into what is in soda and …

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Lab Reports 101

September 28th, 2010

It is that time of year when the leaves turn colors and science teacher’s hair turns gray over lab reports that are not up to standards.The kids work hard in labs and often, in my classes, the lab reports did not reflect …

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Sleep Tight and Don’t let the Bed Bugs Bite

September 22nd, 2010

The news is filled with news that the United States is under assault from bed bugs. If that isn’t enough to peak kids’ interest and make their skin itch then they have not been watching the news. The good news is that …

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Photo Science

September 15th, 2010

Most schools have a few digital cameras sitting around the media center and lots of students have them at home. These can become exceptionally powerful tools for teaching science especially when the seasons change. Around your school there are interesting places that …

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Black Light

September 8th, 2010

I was asking a group of energetic 6th graders what questions they had about science. I will detail more of the questions in a later blog but one in particular stood out. One young man with a father deployed overseas asked why …

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Inquiry from The Start

August 16th, 2010

The students will be marching or sauntering into your classroom this week or the next. There will be a thousand administrative things to do. I think that a good inquiry might be the best way to start the year. You can take …

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Hot Topic

July 17th, 2010

The sun is beating down today and so we are thinking about solar energy. We are actually thinking about going to the pool but at 112 heat index inside in air conditioning writing a unit on solar energy is a bit saner. …

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Decisional Thinking in Science

July 13th, 2010

I am still tackling the task of tweaking my lessons from last year to make them more effective. That task never seems to end but it is made easier by a file cabinet full of idea sheets that I have saved from …

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Photo Essays

July 6th, 2010

I love interesting photos almost as much as I love a good lab. I know the labs teach more but there is some really unexplored teaching potential in photography. This is especially true with the cheaper digital equipment that is available today. …

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Building Your Own Science Equipment

July 1st, 2010

With the mid summer time coming into view most of us are up to our ears in home projects and if you are like me you may need a break from those painting, plastering, sanding, and cleaning tasks. I needed a break …

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The Science of Floods

June 24th, 2010

Many of you will experience an overabundance of rainfall sometime in your lifetime. Here in the Midwest we call those floods. When a significant amount of rain falls on already saturated ground the water tends to cause the rivers to overflow their …

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The Big Story of 1952

June 15th, 2010

Sometime in the 1980’s my school brought in a staff development video (remember videos?) that was titled “What you are Now is What You Were When”. The gist of the video was that the way we view the world is shaped by …

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41-60 of 101