Possible Clues:

• Kit with toy bricks
• *346-piece Big Ben, e.g
• 561-piece White House, for one
• The makings of a toy city, say
• The one for the Taj Mahal has 5922 pieces
• You can build a 5,922-piece Taj Mahal replica with the largest one ever made
• Makings of a miniature building project
• Box of blocks
• Toy for a builder
• Toy for a little builder