Great intelligence development game for children( Up to 14)， adultsImprove the kids' Manipulative ability and thinking logicAmazing art decor at home and it can play music and also flashPerfect toy for kids with adults， in the meanwhile cultivate children's patienceBase: LED flashing light ( not include batteries)Specification: Weight: 820g Size: 14*14*33cm (finshing the puzzle) There 4 bags inside the parcel. One bag has 6 pcs， one has 4 pcs， one is base and the rest bag is about flags. Noticed that there is a small rectangle in each pcs with the number of 9020-number. Take the instruction inside the box as reference， you could find the number 9020-number in the instruction. And then you could start to assemble. When finished， the tower need putting the stick into it( for example 9020-8， on its left) to make the tower firm， insert the batteries， and the base will ligh on not the whole castle.