
But when you leave them alone, they all spread out and it resembles a liquid. When you tap it or pull it, the cornstarch molecules all join together and it has solid properties. What state of matter is oobleck? How does oobleck work? All great questions and that’s the fascinating thing about Oobleck – it is both liquid and solid at the same time. And it will bring reading to life – which is important for kids that don’t have a natural love of reading. When you make Oobleck with your kids, get this book. The entire town is almost drowning in green Oobleck when Bartholomew convinces the king to humble himself and say “I’m sorry.” Those two magic words make the Oobleck storm stop and the sun dried it all up. It almost ruined the city! It was sticky and gooey, clogging trumpets and filling trees with slime. They worked all night and the result was a green goo called Oobleck. He asked his page boy, Bartholomew, to find some magicians that could create an entirely new thing to fall from the sky. It’s a story about a king who is tired of boring normal weather like rain and snow. Seuss wrote called Bartholomew and the Oobleck.

The most basic definition is this: Oobleck is a non-Newtonian liquid that acts like a liquid when at rest and like a solid when put under pressure. I’ll share my most trusted recipes further on in this article.

You can make oobleck a variety of ways but the most popular is with cornstarch. Some people spell it oblec or ooblek but the correct spelling is actually oobleck. But as soon as you just let it be, it becomes a runny liquid. Oobleck is a fabulous thing! Making it will capture your child’s imagination and spark scientific curiosity.

This guide will answer all your questions about this non-Newtonian fluid. Learn what Oobleck is, why kids love it, and a ton of different ways to make it.
