Well, it's Christmas so here comes another three hour lunch with Aunty Beryl (yawn!) and a stack of socks you don't need. Perfect timing for a very slow dinner table science trick to amuse yourself until the turkey is gone.
This silly little experiment nicely demonstrates how your tympanic membrane, better known as the eardrum works. Build a tiny cling wrap dance floor and use your mobile phone to start a salt and pepper disco. If you’re in the mood, you can even make some tiny paper dancers to boogie on your creation.
