Sometimes, it’s time to shut down the oscilloscope, and break out the cardboard and paints. If you’re wondering what for, well, here’s a reminder of an Instructable from [CrazyScience], that ...

Create a working DIY Cardboard Gumball Machine with this fun recycled craft for kids. A playful and educational project for young inventors! Make your own Cardboard Ukulele Case with this guide.