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Uh oh! There's trouble afoot in the newest issue of Operation Ouch! magazine. Learn all about how forensic science is used to solve crimes by using special ultraviolet lights. Can you crack the case? Plus, learn why salt is so important for your body's ability to make sweat, how enzymes cause chemical reactions, and train you brain to better store positive thoughts. You'll even take a peek inside Dr Chris's lungs! With STEM experiments, art and craft, and puzzles galore, Issue 19 is a blast!
The collectable Operation Ouch! magazine series completes with our next issue, Issue 20. Don't miss out – preorder your copy of our final issue today!
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