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This ILS has content taught at form 3 (grade 11) Kenyan curriculum.

The use of pulley machines is instrumental in various sectors of our economies. What then makes a pulley system efficient in its functions? Lets discover together.

Prior Knowledge Requirements

Prerequisite knowledge on evaluating work done and energy is important. In addition, evaluation of M.A and V.R of pulleys is also essential. Basic mathematical evaluations will also be an added advantage in the coverage of this ILS.

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I submit this ILS with the hope that it goes a long way in helping our learners get acquainted with working out of efficiency of pulley machines.