“You can use any paper, any type of notebook, your own pens and pencils. All you need to do is slide the ring onto your pencil and pen and when your draw, it comes to life in real time on your ...

Yep, all that time you spent folding spiral notebook paper into cool gliders in 11th grade economics, you were actually getting a lesson in design engineering. Neat, huh? Now, parents, it’s time ...