BOXSIMS — Think like a race engineer

Tyres are fading.The undercut is live.Box or stay out. Your call.

Daily Challenge

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Mexican Grand Prix · 1987 · Lap 35

Today: 0 calls made · 0% correct

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Last Race

British Grand Prix · 2026 · Round 9

3 strategy moments from Sunday’s race. Make the calls the teams had to make in real time.

British GP — Lap 21pit strategy→British GP — Lap 34tyre choice→British GP — Lap 48pit strategy→

Historical Sims