Before the production can prepare a set of auxiliary tools, such as scissors, tweezers, knife and so on. Under the age of 12 might find assembling this kit alone difficult, it will be better if parents can do it together with them, or help over once needed. Material: Wood, Fabric, Paper, Plastic, etc. (Glue are not included). Assembly Time: 6-10 hours. Pattern: Green Forest. Assembly Size(Approx.): (L*W*H)14.3*8.4*2.6cm. Light: LED String Included 3 Pcs LR44 Electronics. Package Included: 1 set * Theatre Tin Box.