DIY Adjustable Focal Length Fluid Lens
This is all kinds of terrific.
One thing I love about this Instructable is the notes on when tools are optional - I don't own a planer, so I got nervous, but then it says "a planer is optional" (paraphrase).It's so well done, and it results in a beautiful build as well. I am hopeful I'll be able to get this built over the winter.
Apple juice/ cider or grape juice would work.
Cheap, easy, low-waste bookshelf plans
The BEST Homemade Cough Syrup EVER
Teacher Tasks Organizer Notebook
Tamales ~ Holiday Tradition of the Southwest!