Videos
![img](https://tkdev.kk.org/cooltools/files/2018/02/F8MAPDJJDAK9LKA.LARGE_.jpg)
Maker Update: Contraptions and QR Coasters
The best maker projects, tools, and tips of the week
![img](https://tkdev.kk.org/cooltools/files/2018/01/612g0-jl0dL._SL1000_.jpg)
Kerbal Space Program Controller [Maker Update #69]
The best maker projects and tips of the week
![img](https://tkdev.kk.org/cooltools/files/2018/01/Screen-Shot-2018-01-27-at-2.55.10-PM.jpg)
Best use of the Sharpie Metallic Permanent Marker
One of the greatest hits of the Cool Tools blog