Here we have another one which uses old journal pages to create this useful bowl. Here are the instructions: link.
Readymechs are flat pack toys that you can print and build in about 10-15 minutes. These are designed to accommodate on an 8.5"x11" page and can be printed with any printer. All you'll need is a double-sided tape, thick matte paper.
Here you have many models, all you need to do is to print, cut, fold and glue them and they are ready in no time.
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