make sure you have holes in fences or under gates so hedgehogs can move freely. Buy some hedgehog food especially for them to attract them to your garden and they will eat all the slugs. Make a little log pile or house for them to hide under.
Aww! (photo by Dryk Daniels) nice! PAWS TO ENJOY ANIMALS! ...also help kids to learn their left/right with the animal theme iPad game "Left Right Pup" https://itunes.apple.com/us/app/left-right-pup/id538346287?mt=8 iPad game. CUTE!