Teacher Version

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Search and Rescue Challenge Info

Search and Rescue Challenge

In this challenge, you will use everything you've learned to create a rescue robot that will enter a four-room building. The robot must perform four unique actions for four unique rooms. The order of the rooms will be randomized to simulate an unpredictable and hazardous area. The robot must complete all four rooms, and return to the starting point.

Final Challenge Board Setup

  • The rooms’ basic shapes are all identical.
  • The walls do not need to move when the rooms are randomized.
  • Each room contains either one of three props, or contains nothing at all.

Room 1: Fire

Place a sizable square of red electrical tape on the ground. For easier portability, you can attach most of the tape to an index card or paperboard, and only attach/detach the edges from the table.

Room 2: Rescue

A piece of PVC pipe, toilet paper tube, or small tower constructed of LEGO elements will be used as an object to represent a person. A hook on the side of this object should be suspended about 3 cm above the table surface so that the robot’s arm can lift the person off the surface.

Room 3: Walled

Any piece that blocks the robot’s travel. It can be a piece of tape, if nothing else is available. The robot must be able to navigate around the obstacle. Make sure that there is enough space for the robot to maneuver around it.

Room 4: Clear

One room will not contain any props for this challenge.

Part 1

Before you build a robot that can complete objectives of all 4 rooms at once, demonstrate that your robot can complete each room individually.

  • Write four separate programs for each room.
  • The robot can enter either entrance of the room.
  • The robot must exit the room to complete the objective.

Room Objectives

Room 1: Fire Room

Run over the ‘fire’ area with the rear end of the robot.

Room 2: Rescue Room

Pick up the person.

Room 3: Walled Room

Avoid the walled area and exit.

Room 4: Clear Room Play sound ‘Analyze’ before exiting the room.

Turn on LED to orange.

Part 2

Combine your robot’s capabilities in Part 1 and build a robot that can distinguish and complete all four rooms in one run.

  • Build one program that will traverse all four rooms.
  • The location of the rooms will be randomized each run.
  • The robot may start at any room’s entrance.
  • The robot’s trip can be either clockwise or counter-clockwise.
  • The robot must return to where it started.

Final Challenge Objective

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Portions of this product are manufactured under license from Carnegie Mellon University.