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To help create short moments of celebration, Lego will periodically suprise you with exploding lego pieces after finishing a step.
AI insights
User Delight is about adding small, joyful moments that make an experience feel special. The unpredictable Lego explosion creates surprise and happiness, so users look forward to the next step.
Aha! Moment is when users see the real value of a product. The surprise Lego animation helps users connect fun with progress, so they feel the app is more than just instructions.
Lego also uses celebratory moments when you open a new bag in the Builder app. Both examples add playful animations to make digital steps feel as satisfying as real-life ones.
Lego's progress bar personality uses animated Lego heads to make waiting fun. Both features add personality and curiosity, so users stay engaged instead of getting bored.
Apple Fitness+ uses a running stick figure during loading. Both this and the Lego explosion give users something fun to watch, so waiting or completing steps feels less dull.
Posted 16/10/2025
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