Patent Document ID: 5573246
Application ID: 08446460
Patent Flag: 1

Claim One:
1. A building block-jigsaw puzzle comprising a case, a first layer of building blocks, a second layer of building blocks and a third layer of building blocks, each said layer of building blocks having a plurality of divided building blocks and placed inside said case, said building blocks of each layer can be combined to form a picture, each said layer of building blocks having respectively a circular building, block, between each said circular building blocks and the other building blocks and situated around said circular building block are some gaps so that each said layer of building blocks can be taken out easily from said gaps, furthermore said first layer of building blocks shoving the title of the picture, as said first layer of building blocks being taken out, player can combined said second layer of building blocks to form a picture the same with the first layer picture, furthermore the second layer picture showing a brief explanation concerning every part of the title, as said second layer of building blocks being taken out, player can combined said third layer of building blocks, therefore player can find the detailed explanation and function to every part of the title in the third layer picture.