NeeDoh? More Like Nee-Don’t! Not microwaving a chemical-filled squishy toy may sound obvious, but then again, so did “Don’t eat Tide Pods.” The latest internet trend is called the “NeeDoh challenge,” a nonsensical call to throw your NeeDoh -- a popular gel-filled squishy toy -- in the microwave to make it more pliable. PSA: Do not do that. They explode. There are fires. Kids are getting hurt.