In this Squiz Kids Science Short, Annabel and her dad Shaun ask the question: Why does our skin turn purple when we get bruised? It looks dramatic — but there’s some seriously cool science behind those changing colours. Find out how your body recycles blood, one colour at a time!

Every Saturday, Squiz Kids Science Shorts answers the big, curly questions you’ve been wondering about — breaking down weird facts, everyday mysteries, and the latest science stories in a fun and kid-friendly way. Quick, curious, and packed with answers you didn’t even know you needed.