Operation Ouch Issue 18 - Hair We Go

Get ready for a hair-raising adventure with Operation Ouch! Issue 18. In this issue, learn all about hair - long, short, straight, curly, red, brown, blonde, and everything in between! See why moisture changes your hair's length and learn how you can measure the changes with a hygrometer. Then, enter Game Mode to join your amazing immune system as it fights off attacks from invaders like viruses and bacteria. Who will win? With games like Nutrition Snap and Blood Bolt, and brain-boosting puzzles, you don't want to miss a minute of the Operation Ouch! 18 fun. It might even give you goosebumps