DIY Felt Harry Potter Hippogriff Tutorial and Pattern from Crafster User Pottermouth. Detailed tutorial with lots of photos. For more unique Harry Potter DIYs check out unicornhatparty.com/tagged/harry-potter and truebluemeandyou.tumblr.com/tagged/harry-potter
DIY Knit Miniature Harry Potter Ron Weasley Sweater from Hands Occupied. There is a 2 week series of Harry Potter DIYs going on with several DIYs posted every day. For more Harry Potter DIYs go here: truebluemeandyou.tumblr.com/tagged/harry-potter and for DIY Kids Jewelry go here: unicornhatparty.com/tagged/kids-jewelry
DIY Miniature Kids Kitchen Play Set Tutorial from Made By Joel here. Really practical because everything just fits into the oventop/Altoids Tin when the kids are finished playing.
DIY Miniature Tree House Tutorial from Northstory here. Lots of photos at the link, but this tree house was made from cheap cutting boards and a bird house.