All purpose adhesive super glue

CCCinlife.com sells an all purpose adhesive super glue for less than 26$.

USB powered soldering iron

From CoolTools.com: USB powered soldering iron.

Corrugated cardboard cutter

From CoolTools.com: Corrugated cardboard cutter for less than 7$.

Lansky sharpener PS-MED01

The Lansky sharpener PS-MED01 allows you to sharpen normal and ceramic knives for less than 17 Euros.

Soto pocket torch

The Soto pocket torch is available for 20$.

Pedal powered washer needs no electricity and costs only 40 Dollars

From goodshomedesign.com: Pedal powered washer needs no electricity and costs only 40 Dollars.

How to make a hot glue gun with a soda can and a lighter

From Gizmodo.com: How to make a hot glue gun with a soda can and a lighter.

How to easily turn blades of grass into a long rope

From Gizmodo.com: How to easily turn blades of grass into a long rope.