Where's the Baby Unicorn?

Baby unicorns Ash, Arlo and friends have heard that over the rainbow there's a golden palace that is home to the wisest creatures in all the land: the Rainbowcorns. This elusive group are the oracles of unicorn kind and are said to have the power to grant unicorn wishes. To find the palace, the baby unicorns must follow the special wish-related clues, which will help them on their journey. 5+