The Lego set Thinking with with the set number 15103 is part of the LEGO Dacta theme. It was released in 1972. The model has 900 pieces, and we estimate it takes around 2 - 3 hours to build.
Lego 15103 product data
Set Information
Availability
Release
1972
Retiring Status
Retired
LEGO 15103 price trend
Average sale price on secondary marketplaces – not the new price at retailers.
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