Robot PB&J

Teach a robot how to make a peanut butter and jelly sandwich. Putting together a PB&J is not as easy as it sounds when a robot is the one making the sandwich. Figure out how to separate the steps in the sandwich-making process and communicate with the robot doing the task. Meet robots, try coding, engage with problem solving and gadgets; 4:30 p.m. , Boulder Public Library; calendar.boulderlibrary.org/event/7542065.

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Helen H. Richardson / The Denver Post Local muslim and jewish groups worked together with the Denver Peanut Butter Plan to make hundreds of peanut butter and jelly sandwiches to hand out to the Denver homeless in November 2012.