Bunk Bed Steps Diy . I’ve built a lot of these bunk beds in the past and recently built one for my own home. Loft bed with drawers for steps. storage stairs for loft bed diy KidBedroomCreative diybedswithstorage from www.pinterest.com For a twin size mattress those sizes are definitely acceptable. This is a super easy build. Here are some nice bunk bed plans that you can also make for your children so that they’ll have a bed that complements with the room design.