Each group needs:

• LEGO MINDSTORMS EV3 robot, such as EV3 Core Set (5003400) at https://education.lego.com/en-us/products/lego-mindstorms-education-ev3-core-set/5003400#lego-mindstorms-education-ev3; follow the taskbot building instructions in the core set manual, expected to take 45 minutes max; alternatively, build a simpler taskbot following the "Five Minute Bot" building instructions at https://www.youtube.com/watch?v=Dhe2jXi3Fc4 
• LEGO MINDSTORMS Education EV3 Software 1.2.1, free online, you have to register a LEGO account first; at https://www.lego.com/en-us/mindstorms/downloads/download-software
• computer, loaded with EV3 1.2.1 software
• Navigating a Maze Pre/Post Quiz, two each per student
• Navigating a Maze Worksheet, one per student

To share with the entire class:

• Navigating a Maze Presentation, a Microsoft^® PowerPoint^® file
• computer and projector to show the presentation
• maze, made of cardboard boxes; refer to Figure 1 and slide 4

Note: This activity can also be conducted with the older (and no longer sold) LEGO MINDSTORMS NXT set instead of EV3; see below for those supplies:

• LEGO MINDSTORMS NXT robot, such as the NXT Base Set; follow the taskbot building instructions in the base set manual, expected to take 45 minutes max; alternatively, build a simpler taskbot following the "Five Minute Bot" building instructions at http://www.nxtprograms.com/NXT2/five_minute_bot/index.html
• LEGO MINDSTORMS Education NXT Software 2.1
• computer, loaded with NXT 2.1 software