This activity was written by Stanislav Roslyakov and provided by TeachEngineering.org.   Students must write a linear equation in order to guide a space shuttle through obstacles.  https://www.teachengineering.org/activities/view/nyu_linear_activity1

This activity can be paired with a Desmos activity (such as Marbleslides- https://teacher.desmos.com/activitybuilder/custom/566b31734e38e1e21a10aac8) in which students must write a linear equation to collect as many stars as possible.