RJM Licensing has signed several new US deals for The Rainbow Fish.
Mindware is on board to create The Rainbow Fish board games, activity books and early learning products.
Elsewhere, Stephan Baby has signed to make The Rainbow Fish plush.
To date, The Rainbow Fish book series (originally published in 1992) has sold over 30 million copies with an upcoming 25th anniversary in 2017.
To celebrate the anniversary, a new Rainbow Fish book will be published next year.