Things Spotter
If you often lose things, you'll be happy with a new (发明) called Things Spotter. It'll look like a small key tag that can be put on your objects. The tag will (连接) to your mobile phone through BlueTooth technology. When you find something missing, don't (担心) !Just press a button on your mobile phone and a map on your screen will tell you where to look.
Fire Recharger
It's really fun to (扎营) in the wild! But what can you do if the batteries (电池) on your mobile phone are empty? Some (工程师) are working on a Fire Recharger. It (生产) electricity from the heat of fire. This means you can use a small fire to charge (充电) your mobile phone. It is very useful and will be (广泛地) used in the future.
DigGoggles
Those lively underwater photos are so beautiful, but not easy to take. Besides, underwater cameras are not (便宜的) enough. But soon you will have the (机会) to buy a pair of DigGoggles. That's the name of a (特殊的) diving mask that can take photos. Open and close your eyes twice and your camera will go 'click'!
