International shortlist announced for the James Dyson . 18 inventions from Twenty countries currently vying for first prize of Â£10,000 . Another , the `` Rabbit Ray , '' explains medical procedures to children by demonstrative play . Overall winner will be announced on this year .
International shortlist announced for the James Dyson . 18 inventions from Twenty countries currently vying for first prize of Â£10,000 . Overall winner will be announced on this year .