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Keep track of the escape rooms you play. Log your time, whether you escaped and your rating, then see your success rate and how you compare with your group. The site follows your browser’s language.

Send 3D-print requests to a friend’s printer and follow them in real time. Join a group with the access code your friend shares, describe what you’d like printed and attach your model files.

Tend your own glasshouse: plant seeds, water them through each stage of growth and harvest the flowers. Then cross-breed your plants to discover rare new species.

A logic puzzle: place one queen in every colour region so that no two queens share a row, a column or touch each other.

A helper for the racing card game Top Drives. See which cars are fastest on every track, find the best hand for a challenge or event, and check which cars in your own garage are worth upgrading.