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RockyRoer: QR Codes on Worksheets
http://rockyroer.blogspot.com/2014/12/qr-codes-on-worksheets.html
A blog about math, physics, and teaching math and physics. With occasional other entries popping in from time to time. Monday, December 29, 2014. QR Codes on Worksheets. Within the last year or so, I have been making efforts to include QR codes on my handouts in my classes:. Example of a QR Code. If you scan this with your phone,. It will tell you that it's an example of a QR code. Scan the appropriate QR code and mom receives a text like:. Come home soon dad is going to kill us! Here's how I do it:.
carrieinthesweetsunshine.blogspot.com
In the sweet sunshine: September 2012
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Wednesday, September 26, 2012. Teaching colors and sorting using CandyLand. A few weeks ago I did a little rearranging in the living room. Sorting through Abby's mess of toys in the corner, clearing out most of our games from the bookshelf (and storing them in the garage - I'm not ready to give them up quite yet! I want to be a game playing family when the girls get older! And those were the 6 pieces of construction paper I had? Now we store those pieces of construction paper in the CandyLand box. Ab...
rockyroer.blogspot.com
RockyRoer: April 2013
http://rockyroer.blogspot.com/2013_04_01_archive.html
A blog about math, physics, and teaching math and physics. With occasional other entries popping in from time to time. Saturday, April 6, 2013. How big a number is 400! Which is 400*399*398*.*3*2*1 for those of you who have never seen the! My problem was that I had no concept of just how big 400! Really was. How many digits long is that number? How can I answer this? 400*399*398*.*3*2*1 1000*1000*1000. = 1000 400 = (10 3) 400 = 10 1200. That can be summarized (pun intended.) as:. This gives me something ...
rockyroer.blogspot.com
RockyRoer: March 2013
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A blog about math, physics, and teaching math and physics. With occasional other entries popping in from time to time. Wednesday, March 6, 2013. Taking Precautions - A Life Application from the Substitution Method. One of my favorite lessons to teach in Algebra 1 is the lesson on the substitution method of solving a system of equations. If your unfamiliar with the method, but interested, you may watch my lesson of it on youtube. 2x 3y = 11 and x 5y = 16. In high school and college, I struggled with looki...
rockyroer.blogspot.com
RockyRoer: November 2014
http://rockyroer.blogspot.com/2014_11_01_archive.html
A blog about math, physics, and teaching math and physics. With occasional other entries popping in from time to time. Saturday, November 29, 2014. Confessions from the Litter Box. Today, as I was doing the weekly chore of emptying the litter box, I heard my older daughter misbehaving and yelling and screaming at her little sister. Usually I would punish her, or yell back (which is totally acceptable and non-hypocritical response to "Don't yell at your sister! Abby: "No, what daddy? A: Dear God, I'm sorr...
rockyroer.blogspot.com
RockyRoer: Beauty In Polar Coordinates
http://rockyroer.blogspot.com/2014/12/beauty-in-polar-coordinates.html
A blog about math, physics, and teaching math and physics. With occasional other entries popping in from time to time. Saturday, December 27, 2014. Beauty In Polar Coordinates. This post is a part of a series of guest-posts. On polar coordinates and complex numbers. These posts were written by my pre-calc students:. Beauty in Polar Coordinates. Subscribe to: Post Comments (Atom). New Years Goals Jar. Physics of Bandaloop Dancer. Lesson Planning with Google Calendar. QR Codes on Worksheets.
rockyroer.blogspot.com
RockyRoer: June 2013
http://rockyroer.blogspot.com/2013_06_01_archive.html
A blog about math, physics, and teaching math and physics. With occasional other entries popping in from time to time. Saturday, June 22, 2013. Conjunction Junction - Wait, what's conjunction? The other night as we drove home late from softball, my wife started asking me a few questions about astronomy terms, and so I thought I might write down a few of them. Jupiter and it's moons. I don't think that's proper English). Syzygy: This is just too cool of a word to leave out, even though I've never seen it ...
rockyroer.blogspot.com
RockyRoer: January 2013
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A blog about math, physics, and teaching math and physics. With occasional other entries popping in from time to time. Saturday, January 19, 2013. Greek Letter Shortcuts in Microsoft Word. When typing up notes, worksheets, and assignments, I often find myself needing to type some special mathematical symbols, such as π. Other Greek letters are useful too, such as Δ for change in. The lazy thing to do is just type pi, or delta, but there are a handful of ways to insert these symbols into a document. A rel...
rockyroer.blogspot.com
RockyRoer: Physics of Bandaloop Dancer
http://rockyroer.blogspot.com/2014/12/physics-of-bandaloop-dancer.html
A blog about math, physics, and teaching math and physics. With occasional other entries popping in from time to time. Monday, December 29, 2014. Physics of Bandaloop Dancer. The other day, I was shown a video of one of the most exciting looking things I've seen in some time:. The group of dancers is called Bandaloop. Says some days, from tall buildings, she can get jumps with hangtimes of 9 seconds or more. My first reaction to the video was "WOW! I wanna do that! After a few substitutions and a little ...
rockyroer.blogspot.com
RockyRoer: Some Geogebra Hints
http://rockyroer.blogspot.com/2013/02/some-geogebra-hints.html
A blog about math, physics, and teaching math and physics. With occasional other entries popping in from time to time. Thursday, February 28, 2013. Perhaps I should have made. A real snowman instead. Of playing with fake ones. List of tricks for working with geogebra:. Right-click and drag draws a box and zooms in on that box. Ctrl-Click and drag grabs the screen and moves it. Entering a point with a semi-colon enters it in polar coordinates. To plot a function in polar form:. Create a slider to act as t...