Decibel
This massive megaphone is part of an art / music project that some of the students have been involved with. I think that the horns direct sounds towards a rock face so that the echo adds to the melody....
Burnt thumb
A couple of weeks ago there was a question on the OCC forum about whether an experiment to measure the internal resistance and EMF of a battery would be a good DCP practical. Provided the students use...
Double vague
Jut got back from 4 days of surfing with 6 students. Although we live next to the sea there are no (surf-able) waves in the fjord since it is too sheltered and anyway doesn't have a lot of beaches, glaciers...
Bargains galore
I've been shopping on eBay again. This time I managed to buy two Vernier labPro interfaces with motion sensors and a bunch of wires that on closer inspection look like they include a temp. probe and a...
Three fiddy
Had an interesting TOK moment in class the other day. I was finishing off global warming with my HL class and showed them a graph on the SMARTboard that had copied from somewhere when preparing material...
Rolling rolling rolling
Today one of my first year classes was doing the ball on a slope practical. This is part of a series of practicals designed to introduce students to the skills required for the internal assessment. It...
Balancing moment
I've been picking fruit in out orchard. I know it sounds grand but it's not if you see our orchard. It's some fruit trees planted on a very steep slope in front of our house. I had the idea that planting...
We are six pie eaters
My last post was about the imminent demise of my tablet PC. Hopefully it will last long enough for me to finish my current project which is to complete answers pages for the November 2011 and May 2012...
Passing comment
I usualy mark student work with a tablet PC but it's getting old and I'm looking for alternatives. I need to use Word since I'm using G4IA to record my marks and want to continue using the "paste to Word"...
My messy desk
At the start of the course I always spend several lessons introducing my students to the different bits of software that they are going to be using over the coming two years. This starts with an introduction...