SECRET Message! How to Make INVISIBLE INK - Operation Ouch! DO Try this at Home | CBBC

WATCH FULL EPISODES 👉 SUBSCRIBE TO CBBC 👉 Learn how to make invisible ink with Doctors Chris and Xand from Operation Ouch! All you need is: - White paper or card - 2 cups or small bowls - Teaspoon - Tablespoon - Cotton buds or paintbrush - Old newspapers or cardboard - Paper towels or kitchen roll - Bicarbonate of soda - Water - Turmeric - Surgical spirit - Rubber gloves WARNING: Turmeric really stains so wear a lab coat or old clothes and cover the tabletop with cardboard or newspapers. New episodes of Operation Ouch: Do Try this at Home Series 3 will be available on iPlayer from the 30th of January. For more fun, CBBC games, shows, quizzes and great makes! 👉 #CBBC #operationouch #invisibleink #howtomake #makevideos