WAYCOM 3D Crystal Castle Puzzle -unisex-adult 3D Jigsaw, Light-Up Musical,105pcs

Features:

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.
Instructions included Innovative 3-D puzzles.
Tease your brain and delight your eyes with these fun 3 dimensional puzzles.
The uniquely-shaped plastic interlocking pieces combine to make a nice decoration for any room.
But don't be fooled! These puzzles are harder than they seem!
Includes a stand for easy display.
Material: High Quality Plastic Environment Friendly
No Tools! Easy to Assemble !
Educational Great Decoration Item
Age: 7+
1) Safe and non-toxic;
2) Pretty and interesting;
3) Different realistic designs & vivid color
4) Stimulates children's brain development by series of playing
5) Developing the thinking skill and logic sense of children

Specification:

Weight: 820g
Size: 14*14*33cm (finshing the puzzle)
WARNING: Choking hazard_small parts. Not for children under 3 years.

Notice： This 3D puzzle is for the user above 14 years old.

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.