Closed:Win a pair of earphones worth £319!
This month, one lucky reader will bag a pair of MW08 wireless earphones from Master & Dynamic. The MW08 earphones have active noise cancellation, wind-resistant microphones and a stainless-steel charging case, giving up to 42 hours of playtime.
For a chance to win, answer the following question:
For more science and technology articles, pick up the latest copy of How It Works from all good retailers or from our website now. If you have a tablet or smartphone, you can also download the digital version onto your iOS or Android device. To make sure you never miss an issue of How It Works magazine, subscribe today!