People often think there are only two options for old Mac laptops: sell them or throw them away. But there's a third option that can keep parts of your old MacBooks useful for a long time -- a hard drive enclosure. A hard drive enclosure allows you to turn any internal hard drive into an external one.
I recently used the Mercury On-The-Go-Pro from OWC. It has allowed me to turn an internal 500 GB hard drive from a MacBook into an external USB 3.0/Dual Firewire 800 drive that's useful on the lastest MacBook Pro with Retina display.
I literally got the Mercury On-The-Go-Pro in the post this morning and 20 minutes later I was using my old internal drive as an external one. Keep
