🥣 Oobleck

🔊Is it a liquid? Is it a solid? Let's make oobleck and find out!

⏱️ 10 minutes💲 about $2●○○Grades K–8th🧪 Goo & Fizz

• 🚫 Not food! Never taste it, and wash your hands when you're done.
• 🧽 A bit messy
• 🧼 Wash your hands after

Gather first

• A box of cornstarch · 1 cup
• 🚰 Warm water · 1/2 cup
• Food colouring · a few drops
• A big bowl
• A measuring cup
• Paper towels · for wiping into the trash

The big idea: Oobleck goes hard when you push it fast and runny when you go slow.