Arx 2Recommended Age: 3+ Build with Arx 2. 0 and familiarize your creative side with a new phenomenon. Geometric beauty and magnetizing play come together in Arx 2. 0. With a nudge, handsome translucent crescents weeble, wobble and spin. Magnetic, they also attract and stack! A strong magnet rolls through each Arx piece, giving any builder the option of building in ways that defy common thought. When the magnetic force between two Arx pieces meets youll