The reason why we have eight timers is that sometimes we may want to reset a timer which starts measuring the time from that point on and not from the start of the program:

To access the full video please subscribe to FLLCasts.com
- #1116
- 20 Feb 2019
Thus, we can measure time from eight different moments.
Courses and lessons with this Tutorial
This Tutorial is used in the following courses and lessons

Robotics with LEGO - Level 3.0 - Security systems
This is the fifth level of the Robotics with LEGO curriculum for students in fifth to twelfth grades.
In this level students will learn how to work with data measured by the sensors. The concept of Algorithm is introduced and the programs perform calculations without knowing the values beforehand. The programming blocks transfer data between each other via data wires. The robots are designed to address the problems of security systems. Variety of alarm systems are built and the physical principles of different security methods are considered.
- 50
- 1:03
- 213

Lesson 3 - Vault door
Introduction
Imagine you own a bank. Only five people can enter the vault simultaneously. These are the banker, the teller, the guard, the key client and their attorney. The police contact you to warn you there is a group of six bank robbers operating in the area and your bank is on their list. You cannot monitor the bank vault every single day but, as young engineer, you know there must be a solution to this problem.
- 7
- 11
- 11
- 3d_rotation 1