I was a Hot Wheels kid, but secretly, I pined for slot cars. Buzzing with current and fast as hell, slot car sets made by companies like Tyco and Aurora made my manually powered die-cast trinkets look ...

Anki Overdrive might have been my favorite toy of 2015. The newfangled racing system, which lets you drive and battle real-world vehicles on slick, modular tracks using a smartphone or tablet, is ...