Introducing new coin sorting machine! It works fully automatically. You need only put mixed coins and in less than a minute it will be sorted. Materials for this project: wood, aluminum, screws, ...

5 cool things made from simple stuff In today's video I want to show you fully working gear box made out of cardboard, Rock ...

When it comes to LEGO and sorting, the idea is usually to sort bricks by color, which is a great way to help keep your sanity. And if you want to buy more, you may need to save your pennies and so on.