LEGO LEGO Ideas and CUUSOO Sets — Price Comparison
- 105sets · 2011–2026
- 10below RRP now
- 19retiring 2026–2027
- 4,712pieces, largest set
- $40.07cheapest today
We track 105 LEGO LEGO Ideas and CUUSOO sets, released between 2011 and 2026. A typical set has around 962 pieces; the largest is Downton Abbey (21373-1) at 4,712 pieces from 2026. 12 sets came out in 2026, 19 sets are due to retire (11 in 2026, 8 in 2027) and 10 sets are below RRP right now in The United States. Prices come from 21 retailers we check; sort by price, discount or price per piece, and use the bell on any set to be told when it reaches a new low. Browse all LEGO themes, or see the best deals across every theme.
Price ↑
Set | Price | Discount | Piece count | ct/ piece | Year | ||
|---|---|---|---|---|---|---|---|
 | Flying Moon Car (40789-1) $40.07 | $40.07 | |||||
 | Micro Command Center (40786-1) $41.35 | $41.35 | |||||
 | Cosmic Cardboard Adventures (40533-1) $42.03 | $42.03 | |||||
 | Ray the Castaway (40566-1) $44.90 | $44.90 | |||||
 | Love Birds (21365-1) $49.99 | $49.99 | |||||
 | Mineral Collection (21362-1) - $7.00 (12%) $52.99 | $52.99 - $7.00 (12%) | - $7.00 (12%) | ||||
 | Space Rocket Ride (40335-1) $54.00 | $54.00 | |||||
 | Friendly Snails (40788-1) $54.97 | $54.97 | |||||
 | Disney Pixar Luxo Jr. (21357-1) - $14.04 (20%) $55.95 | $55.95 - $14.04 (20%) | - $14.04 (20%) | ||||
 | Research Institute (21110-1) $59.00 | $59.00 | |||||
 | Polaroid OneStep SX-70 (21345-1) - $16.00 (20%) $63.99 | $63.99 - $16.00 (20%) | - $16.00 (20%) | ||||
 | Women of NASA (21312-1) + $44.18 (177%) $69.17 | $69.17 + $44.18 (177%) | + $44.18 (177%) | ||||
 | The Insect Collection (21342-1) - $8.50 (11%) $71.49 | $71.49 - $8.50 (11%) | - $8.50 (11%) | ||||
 | The Evolution of STEM (21355-1) - $5.60 (7%) $74.39 | $74.39 - $5.60 (7%) | - $5.60 (7%) | ||||
 | Tribute to Galileo Galilei (40595-1) $78.68 | $78.68 | |||||
 | Peanuts: Snoopy's Doghouse (21368-1) - $0.04 (0%) $89.95 | $89.95 - $0.04 (0%) | - $0.04 (0%) | ||||
 | Family Tree (21346-1) + $9.96 (12%) $89.95 | $89.95 + $9.96 (12%) | + $9.96 (12%) | ||||
 | Micro World (21102-1) + $59.80 (171%) $94.79 | $94.79 + $59.80 (171%) | + $59.80 (171%) | ||||
 | Pop-Up Book (21315-1) + $29.89 (43%) $99.88 | $99.88 + $29.89 (43%) | + $29.89 (43%) | ||||
 | Wallace & Gromit (21371-1) $99.99 | $99.99 | |||||
 | Sonic the Hedgehog – Green Hill Zone (21331-1) + $20.00 (25%) $99.99 | $99.99 + $20.00 (25%) | + $20.00 (25%) | ||||
 | Tuxedo Cat (21349-1) $99.99 | $99.99 | |||||
 | Orange Cat (21376-1) $99.99 | $99.99 | |||||
 | BTS Dynamite (21339-1) + $7.51 (8%) $107.50 | $107.50 + $7.51 (8%) | + $7.51 (8%) | ||||
 | Gremlins: Gizmo (21361-1) $109.99 | $109.99 | |||||
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