Help - Explanation of the applet's functionality in point form.

Assumptions - Statement of the physical assumptions realized in the simulation.

ShowMe - Demonstration of the applet's features in the form of exercises.

Lesson - Qualitative and quantitative investigations that can be carried out with the applet.

Advanced Lesson - Lesson on working with symbols, simplifying the analysis of Fletcher's Trolley by establishing an equivalence between Fletcher's Trolley and a straight-line system, and extending the analysis of Fletcher's Trolley to non-vanishing pulley mass.