Is this LEGO kit rare because of its age?

Yes, being a 2007 release in the Duplo and Explore theme contributes to its collector appeal.

How many pieces does the 904940-1 set contain?

The LEGO Workshop Kit Spinning Top (904940-1) contains a total of 10 pieces.

This set belongs to the Duplo and Explore theme and was released in 2007.

Name: LEGO Workshop Kit Spinning Top (2007 Version) (904940-1)
Brand: LEGO

Duplo and Explore

Duplo and Explore · 2007

Theme · Duplo and ExplorePieces · 10Set Number · 904940-1Year · 2007

Used

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New / Sealed

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Is this LEGO kit rare because of its age?: Yes, being a 2007 release in the Duplo and Explore theme contributes to its collector appeal.
How many pieces does the 904940-1 set contain?: The LEGO Workshop Kit Spinning Top (904940-1) contains a total of 10 pieces.
What theme does this specific LEGO set belong to?: This set belongs to the Duplo and Explore theme and was released in 2007.