ITV 1 controller of entertainment Claudia Rosencrantz has commissioned Celador Productions to produce a second Britain's Brainiest Kid one-off.

The 90-minute special will again feature Carol Vorderman testing the general and

ITV 1 controller of entertainment Claudia Rosencrantz has commissioned Celador Productions to produce a second Britain's Brainiest Kid one-off.

The 90-minute special will again feature Carol Vorderman testing the general and specialist knowledge of children from around the UK.

It will air later this year and will be produced by Martin Scott and executive produced by Celador head of entertainment Colman Hutchinson.