Ken writes - “Saw your post on the blog about making ferrofluid. If you want to use the stuff with kids, here’s a safer (cleaner too, no oil) version as well as some background information.” -Link.
Looks awesome!
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Ken writes - “Saw your post on the blog about making ferrofluid. If you want to use the stuff with kids, here’s a safer (cleaner too, no oil) version as well as some background information.” -Link.
Looks awesome!
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