Magnetic floating stackers have been recalled over concerns that the magnetic pieces of the toys could be ingested by children, officials said Thursday. According to a news release issued by the U.S.

Magnets keep strings suspended without anchor points, and pushing a magnet piece bends notes, so you get expressive sounds with simple moves.

is a senior reporter who has covered AI, robotics, and more for eight years at The Verge. For $200 you can get an Air Bonsai starter kit, including a magnetic base 15 centimeters across by 6 ...