Make a raspberry pi cluster to run the Ethereum blockchain.
One of my favorite projects of the last several months was a Raspberry Pi cluster:
I've since set it up to run a local geth cluster, which makes running Mist or doing solidity development a little bit easier.
Here's a build list:
4 x SanDisk Ultra 32GB microSDHC UHS-I Card with Adapter, Grey/Red, Standard Packaging (SDSQUNC-032G-GN6MA)
4 x Raspberry PI 3 Model B A1.2GHz 64-bit Read the article >>