What is the optimal level of task difficulty to use in practice? How does it depend on the complexity of the skill and the experience of the learner? A look at the Challenge Point Hypothesis and studies which have tested its predictions.

Articles:

Challenge Point: A Framework for Conceptualizing the Effects of Various Practice Conditions in Motor Learning Measurement of functional task difficulty during motor learning: What level of difficulty corresponds to the optimal challenge point? Nominal and functional task difficulty in skill acquisition: Effects on performance in two tests of transfer Benefits of blocked over serial feedback on complex motor skill learning

NASA TLX:

https://humansystems.arc.nasa.gov/groups/tlx/

More information:

http://perceptionaction.com/

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Credits:

The Flamin' Groovies - Shake Some Action

Mark Lanegan - Saint Louis Elegy

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