D&T Lesson Idea: Origami Windmill

Materials:

  • 1x Skewer
  • 1x Straw
  • 1x A4 piece of paper
  • 300mm of sticky tape.
  • Some type of box

So the challenge is to build a wind powered device that lifts a pencil/pen the height of a desk. The fan is placed 500mm away with 3 speed settings. Ideally you want your design to work on the lowest fan speed. Sounds easy, but that’s because you’ve already seen my solution.

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New & Improved Prototype

Weekly Photo #15 – Blue Mountains Panorama

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As Brendan was down from Queensland for a few days we ventured out into the wilderness on a geocaching adventure with Ben. The photo above is taken at Flat Rock near Wentworth Falls in the Blue Mountains. I didn’t have a tripod but set my camera to manual mode and did my best at getting a sequence of shots. It was later stitched together in Adobe Photoshop. I like how Ben and Brendan can be seen on the rocks as it gives a sense of scale to the mountains.

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In The Workshop – Touchup the Commodore

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Just mucking around fixing up a few things on the car whilst I’ve got some time. I had 2 fairly serious rust spots on the boot and I’m trying to patch them without having to sand the entire boot. Hopefully during the polishing process I can achieve a reasonable blend.

The other thing I’m working on is fixing up the peeling paint on my door handles. It seems like Holden used crappy paint as I’ve noticed other VT Commodores have the same problem with the paint flaking off around the door handle. When I was sanding them, it didn’t look like there was a proper primer on there.