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Pulleys
Source Institutions
In this activity, learners build inexpensive pulley assemblies from pulley wheels used for sliding screen door replacement or from clothesline spreaders.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-642.png?itok=EMJ_TMvU)
Simple Machine Challenge
Source Institutions
In this activity, learners are challenged, using everyday objects, to create simple machines to complete specific tasks.
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Overnight Painting Machine: Pico Cricket Activity
Source Institutions
This activity requires a Pico Cricket (tiny computer).
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Engineering Ups and Downs
Source Institutions
In this activity, learners explore the engineering and principles behind working elevators.