What simulation does well (and where it falls short)#

As with visualisation, simulation can give your learning a genuine lift — but the size of that lift depends a lot on how you set it up. The research is encouraging rather than miraculous: simulators can match real practice on the things they’re built to teach, and they let you train in ways the real task never would. They don’t, on their own, finish the job. Let me walk you through the real version.

Where it earns its keep#

It can be cheaper and safer for expensive or risky tasks. When practising for real is costly, exhausting or dangerous — flying, surgery, operating heavy plant — a simulator lets you rack up reps you could never afford or survive otherwise. The classic example is flight training, where the evidence is strongest: a meta-analysis of flight simulator studies found that simulator training, combined with aircraft training, generally improves later performance in the aircraft, with the benefit varying by the type of task being trained. So it’s a real, measured gain — not a free one.
It often makes a calmer training environment. A simulator is usually quieter than the real cockpit or workshop. You can talk to your instructor without shouting, freeze the action to dissect one tricky step, and replay a graph of what you just did. That control is part of why people learn well in them — you can attend to the bit that matters instead of fighting the whole environment at once.
You can practise variations you couldn’t risk for real. Engine failure on take-off, a patient crashing, a rare fault on the line — a simulator lets you rehearse the dangerous and the unusual on demand. Practising under varied, representative conditions tends to transfer better to new real situations than drilling one tidy version over and over, even though varied practice often feels harder at the time. The worst mishap in the sim might be falling off your chair.
You can break a skill into parts and master them separately. Most simulation is part-task training: you isolate one slice — just the approach, just the suturing knot — get it solid, then bolt the parts together. That’s a sensible way to tame a complex skill, and I cover it in more detail under part-task training.

What simulation won’t do on its own#

These benefits come with strings attached. Because most simulation is part-task training, you don’t get the full task environment — the real pressure, the full set of cues, everything happening at once. Training on the real equipment, doing the real task, is your full-task method. You still need real practice to consolidate and integrate what the simulator taught you. Treat the sim as a runway, not the destination.

You also want a knowledgeable instructor alongside you. Practice doesn’t just make permanent — it makes permanent whatever you actually did. If you groove the wrong method, you can set up negative transfer: a habit you later have to unlearn, which costs time and can bite you under stress. (Researchers distinguish what helps you during practice from what sticks afterwards, and the two aren’t the same — a comfortable practice session is no guarantee of durable, transferable skill.)

Here’s negative transfer in the wild. Students who first learn to fly on a PC simulator at home often learn to hold a bank angle by staring at the instruments — because on a flat monitor that’s all there is. Put them in a real aircraft learning to fly visually and they have to unlearn it: they need to look at the horizon to set and hold the bank. The simulator taught a real skill, just slightly the wrong one for the next step.

So lean on a script early on. Writing down the sequential steps of, say, a landing and propping it in front of you keeps the timing and order right while the skill is still fragile. Another trick: record a series of procedures with your instructor onto your phone, then play it back and practise along. It works especially well with basic simulators, where you’re supplying the structure the machine doesn’t.

Takeaway#

Simulation is a strong, evidence-backed tool with clear limits. Use it to make expensive, risky or complex skills cheaper to rehearse — then finish on the real thing, with a good instructor, before any wrong habit sets. Get that order right and the simulator does exactly what it’s good at, and nothing it isn’t.