The Junior Design Awards are run by Junior Magazine and are now in their second year. These awards include categories for best children's fashion and shopping, lifestyle and interiors, travel, food and restaurants and toys and books, recognising excellence in style and design. The best children's app was added this year.
More information on the magazine and the awards can be found at the Junior magazine webite here
UPDATE, JULY 2012:
The Dear Zoo app was highly commended for this award. Congratulations to everyone involved.