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This instructable will show you how to build a blackboard sphere to write on. Because sometimes a flat area is not enought!
You have to glue the two pieces together. Pay attention to use a glue intended for polystyrene (some glues can dissolve/liquify it)
To make it, I covered a polystyrene sphere with special blackboard painting. I used a cd-r box to hold the sphere in place
Once dry, you can add a layer or two of blackboard paint
Use an empty cd box as a stand for the sphere. With a cutter make a small hole and glue the cd-box stick into the hole. I used an hot-glue gun to fill...
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Posted:Oct 14, 2011
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