Unicorn Magic The Enchanted Valley Collection (12 Copy Slipcase) contains one each of the following books:

Unicorn Magic: Dawnblaze Saves Summer
Unicorn Magic: Shimmerbreeze and the Sky Spell
Unicorn Magic: Glitterhoof's Secret Garden
Unicorn Magic: Sparklesplash Meets the Mermaids
Unicorn Magic: Silvermane Saves the Stars
Unicorn Magic: Dreamspell's Special Wish
Unicorn Magic: Slumbertail and the Sleep Pixies
Unicorn Magic: Brighteye and the Blue Moon
Unicorn Magic: Quickhoof and the Golden Cup
Unicorn Magic: Brightblaze Makes a Splash
Unicorn Magic: Fairtail and the Perfect Puzzle
Unicorn Magic: Spiritmane and the Hidden Magic