Primo is a subtheme of Service Packs that consists of 3 sets that ran from 1996 to 1999. As of today, the average annual growth of sets in Service Packs Primo is approximately 4.9% per year.
Most valuable Service Packs Primo set
5022 Primo / Duplo Converter Bricks $43.85
Most owned Service Packs Primo set
5028 Duplo Primo Plate 4x4 Blue
The LEGO Service Packs for the Primo theme provided additional pieces and accessories to enhance the main Primo sets, which were aimed at very young children and produced from 1995 to 1999. Primo sets featured large, rounded pieces that were safe for toddlers, including basic bricks, figures, and interactive elements like rattles and wheels.
Theme / Subtheme Service Packs / Primo
Year 1999
Pieces 2
Availability Retired
5021 LEGO Primo Wagons
Retail $3.99
Value $10.80
Growth  170.7%
Annual growth 4.1%
Theme / Subtheme Service Packs / Primo
Year 1998
Pieces 4
Availability Retired
5022 LEGO Primo / Duplo Converter Bricks
Retail $3.99
Value $43.85
Growth  999.0%
Annual growth 9.7%
Theme / Subtheme Service Packs / Primo
Year 1996
Pieces 1
Availability Retired
5028 LEGO Duplo Primo Plate 4x4 Blue
Retail $4.99