The assembly is suitable for people older than 14 years and need about 1 day. Recently some customers raise a question that it is too hard to assemble it. For this question,we will tell you do not be afraid of this chanllenge. You will get the joy after you have finished assembling it. Finished Product Size: 5.5*5.5*5.39 inches Package includes all the furnitures and accessories in the pictures, including the Dust Proof Cover but not including the music box Important note: if any other questions such as steps of assembly or missing parts, please contact us for help. We will right here waiting for you to solve your problems. The instruction is in English. Each steps has been clearly showed in the instruction with pictures to guide you to assemble the house. It's a perfect gift for birthday or festivals such as Christmasand Valentine's Day. You could do it by yourself to make the gift more meaningful! Note: Glue and batteries are not included in the package because they are not permitted to ship by Air Transportation. So please prepare it by yourself. You could choose Silicone Liquid Glue and button cell for LR1130 or AG10.