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During a trip to the beach, Arthur enters a sand castle building contest. Help him and The Brain build the greatest sand castle ever and win first prize! Watch out, though—it's not as simple as it seems...
Price history tracked since Jul 7, 2026 · vs all tracked offers.
Based solely on tracked price history — not purchase advice.
Tracked since Jul 7, 2026.
Steam Train Fest starts Jul 20, 2026
Official stores with direct support.
During a trip to the beach, Arthur enters a sand castle building contest. Help him and The Brain build the greatest sand castle ever and win first prize! Watch out, though--it's not as simple as it seems...
Follow a diagram or design your own!
Help Arthur cross the hot sand!
Collect parts for The Brain's special castle-building machine.
Four different activities.
Three levels of difficulty.
Step-by-step guides help kids build castles.
Print out a newspaper story about your own unique sand castle.
Lowest tracked price: PLN 11.49 (Jul 7, 2026) · current best: PLN 45.99.
Right now the cheapest offer for Arthur's Sand Castle Contest is PLN 45.99 at Steam. KingsPrice compares 1 offers from 1 stores — official stores and keyshops — and refreshes prices throughout the day.
The lowest price KingsPrice has tracked for Arthur's Sand Castle Contest is PLN 11.49 (recorded on Jul 7, 2026). This covers the stores and period we monitor — set a price alert to catch the next drop to that level.
Create a free price alert on this page and KingsPrice will email you when Arthur's Sand Castle Contest drops below your chosen price. The biggest discounts usually appear during seasonal Steam sales and publisher promotions — the sale calendar on this page shows the next confirmed event.
