Www.Build-It-Yourself.com. There are good people and mean people in the world. When someone comes to our door, we want to keep the mean people out and.

www.Build-It-Yourself.com

There are good people and mean people in the world.

When someone comes to our door, we want to keep the mean people out and invite the nice people in.


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How to detect friendly vs. unfriendlyInitial ideas

• Ask “who would you like to talk to?”If correct name, give friendly response.If incorrect name after two tries, give unfriendly response.

• Make a Buda out of Legos and ask the person to rub Buda’s belly

• Make a dog out of Legos and ask the person to pet the dog


What the door greeter can doInitial ideas

Friendly:• Contact the right person in the house• Dance

Unfriendly:• Dog growls• Dog lifts leg and …


Detecting friendly vs. unfriendlyFinal design

• When the door is opened:“Greetings. Welcome to our home. I am the Hello-motron 6000. Please use the wheel to select who you would like to talk to.”

• When the visitor is a friend:“<repeat name>, splendid. Just one moment while I let him/her know you are here.”<sound bell>

• When the visitor is unfriendly:“I’m sorry, no one by that name is here. Please leave.”<sound alarm>


Robolab Code

Lessons learned…


Presenting Ideas and Building

Average

Way CoolWay Cool


Problem solving tricks

• Define your problem first.Define your problem first.• Build on other’s ideas.Build on other’s ideas.• Work as a team.Work as a team.• Break the problem down and Break the problem down and

solve each piece separately.solve each piece separately.• Document your work.Document your work.


Reasons to use modular construction

• Can build quicklyCan build quickly• Can change easilyCan change easily• Can repair easilyCan repair easily• Can make reliableCan make reliable


Gear trains control…

• SpeedSpeed• StrengthStrength• DirectionDirection


Measures of

• Is it useful?Is it useful?• Does it use materials Does it use materials

creatively? creatively? • Does it look way cool?Does it look way cool?


Www.Build-It-Yourself.com. There are good people and mean people in the world. When someone comes to our door, we want to keep the mean people out and.

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Www.Build-It-Yourself.com. There are good people and mean people in the world. When someone comes to our door, we want to keep the mean people out and.