The modular consists of roughly 1,890 pieces and is actually an alternative build to the LEGO Ideas 123 Sesame Street Set 21324. This build features the 123 Townhouse and Hoopers Shop like the original Idea set with a fun little surprise in the back. All you will need to build this modular for your city is two of the original sets plus roughly an additional 120 pieces (mainly consisting the sidewalk tiles and base plate). Instructions are available for purchase from the designer Lawis on Re
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