A Rube Goldberg machine is a device that is deliberately over engineered to perform a simple task in an over complicated fashion, usually involving some kind of chain reaction.

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A YouTuber named Kaplamino has developed some of the most ingenious Rube Goldberg machines we’ve ever seen in the videos below, carefully using magnets, marbles and wooden blocks to create completely over complicated but fascinating sequences for you to enjoy. Seriously, it’s hard not to take your eyes off these because they’re so enthralling and you never really know what’s going to happen next in them:

Seriously addictive stuff and a seriously amazing brain to be able to work it all out and construct it so that it goes down perfectly. I hope this guy makes some more of these soon because I could seriously watch them all day.

For more of the same (kinda), here are ten gadgets that you wish you owned.