Here is another cool physics toy for your kids or classroom. The Stirling Engine Tank is a tracked vehicle with an aluminum alloy construction and acrylic panel. It runs on 95% alcohol. Simply wait 30 seconds before the engine is ready to move.
This tracked stirling engine car is available in two models.
**Disclaimer: Our posts may feature aff links. As an Amazon Associate, we earn from qualifying purchases. Please read our disclaimer on how we fund this site.