I like the idea of a baby bed that is down close to the floor. The baby could be able to get to it themselves they want to nap. However, once the are mobile, they would also be able to get our easily. So, you couldn't really leave them unattended.
Check Out 23 Adorable Scandinavian Kids Rooms Design Ideas. Design your children’s space in Scandinavian style, in black, grey and white but as it’s a kids’ space, add some colors that your little ones love.