-13%21355 · Ideas
The Evolution of STEM
€ 69,99RRP € 79,99
Currently the lowest price we have measured
- Cheapest now € 0,080/brick
- € 69,99
- RRP € 0,091/brick
- € 79,99
- Discount 13% below RRP · Intertoys
- −€ 10,00
- Minifigs separately 3 minifigs · 29% of the set price
- € 20,00
- Effective without minifigs for 879 pieces
- € 49,99
- Lowest measured since 10 Apr 2026
- € 69,99
- New lows recorded in 160 days of tracking
- 2×
Evolution of STEM from Ideas. 879 pieces, €79.99.
Price comparison
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Minifigs in this set
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Accessories
Optional extras for this LEGO set. Not official LEGO products unless stated otherwise.
The Evolution of STEM (21355) from LEGO Ideas is a conceptual display piece celebrating science, technology, engineering and math milestones. 879 pieces, €79.99 RRP.
Aligned with Education-line philosophy but aimed at adult collectors.
Price history
We have been tracking this set since 10 Apr 2026
Lowest measured€ 69,99since 10 Apr 2026
Highest measured€ 90,00since 10 Apr 2026
Current price since17 Sept 2026
Discount codes and vouchers are not counted here — the price actually paid can be lower than what we measure.
Hover or tap the chart for the exact date and price.
Lowest priceStore spreadRRPNew lows recorded
Price changes
| Date | Lowest | Highest |
|---|---|---|
| 30 Jun 2026 | € 69,99 | € 88,06 |
| 22 Jun 2026 | € 79,99 | € 90,00 |
| 21 Jun 2026 | € 88,06 | € 88,06 |
| 10 Jun 2026 | € 70,00 | € 79,99 |
| 10 Apr 2026 | € 79,99 | € 79,99 |
| Store | Lowest measured | Date |
|---|---|---|
| Intertoys | € 69,99 | 30 Jun 2026 |
| Bol.com | € 70,00 | 10 Jun 2026 |
| Dreamland | € 79,99 | 22 Jun 2026 |
| LEGO.com | € 79,99 | 12 Aug 2026 |
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