Let's face it, soap will end up covered in bacteria anyway, why not give it a head start?
Available at: Rakuten http://en.item.rakuten.com/wich/kittyscope/ ($21.36)
Even if they can't pronounce "mitochondria" yet, they'll appreciate the funny squiggles!
These have been around forever but never fail to delight me. I think my adult self needs to pop out and get one of my own.
Who hasn't wanted kitty ears that move realistically based on what you're thinking?