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How To: Make a wooden spear from scratch

Making a wooden spear requires a between medium and small thick stick, a rectangular piece of board, a hatchet and a wood clipper. The branches off the stick is removed and thrown away. The stick is clipped at the smaller end. It is then placed on the board and the larger end is cut off with the hatchet, while the stick rotates in a circular motion on the board to remove the outer skin. Closer attention is paid the shaping and cutting of the point of that larger side to get it in formation. T...

How To: Fold a giraffe out of origami

Start with the basic base you'd use to make an origami bird, and then use this variation so you can end up with a giraffe! This project is about low-intermediate in complexity, so make sure you know the origami basics first.

How To: Make hydrazine sulfate with the hypochlorite and the Ketazine process

Hydrazine sulfate has many uses, but most notably, it's been used under the trade name of Sehydrin, a treatment for anorexia, cachexia and some even think cancer. But for we DIY chemists, it's useful for something entirely different— as a substitute for the more dangerous pure liquid hydrazine in chemical reactions. NurdRage shows you how to make it via some hypochlorite and the Ketazine process.