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Lego Mindstorms Robotics in a (Very) Small Liberal Arts College. Ellen Walker Computer Science Dept. Hiram College. Hiram College Environment. Residential, undergraduate liberal arts college Around 875 students, More than 50% women Popular majors are education, management and biology
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Lego Mindstorms Robotics in a (Very) Small Liberal Arts College Ellen Walker Computer Science Dept. Hiram College
Hiram College Environment • Residential, undergraduate liberal arts college • Around 875 students, More than 50% women • Popular majors are education, management and biology • 4 CS faculty, about 35 traditional majors
Mindstorms Robots at Hiram • Alumni gift in 1999: 6 kits • First-year colloquium courses: 1999, 2003 • Artificial Intelligence student project: 2000 • Would like to use in other courses… … but see “Constraints” later
First-year Colloquium (FRCL) • General education course, chosen by topic (independent of major) • Maximum 15 students per section • Writing across the curriculum (also critical reading, presentation) • Introduction to college life, liberal arts
Colloquium Assignments • Oral presentation: “Robot Article” • Paper: “Fantasy Robot” • Paper: “Research Proposal” • Journal: “Mindstorms Lab Notebook” • Group oral presentation: “Our Robot” • 1999 - Recycling Challenge • 2003 - Robot Pet Show
Mindstorms in the Colloquium • 9-12 class hours for robot labs • Lab exercises • Structural integrity (weak box / strong box) • Drive train, programming (draw a square) • Programming with sensors (follow the road) • Team Design & Programming Challenge
Changes from 1999 to 2003 • Science fiction theme -> “Robot friend” • Competition format to exhibition format • Inspired by Turbak & Berg Robot Design Studio • Hoped to attract more women (but did not) • Merge teams after first 3 labs for final project • 2 kits for more creative projects • Earlier introduction of Mindstorms… • … but never enough time in lab!
What’s Next? • Would like to use robots more! • AI, CS 1, New robot course… • Hope to stay current with hardware, software & curriculum • Very small liberal arts colleges must deal with many constraints…
Constraints: Money • External donation bought first kits • No budget for maintenance • Upgrades • Replacement parts • Batteries (covered by Colloquium slush fund) • Cover with lab fees?
Constraints: Time • Small college faculty must be “generalists” • Never enough time to “perfect” a course • 5-6 preparations per year • Most courses taught every 2-3 years • 9-12 preparations over a 3 year period • Major revisions needed every 2-3 times
Constraints: Staffing • No graduate students (TA or RA) • Limited availability of undergraduate TA’s • All course alumni have graduated • Exception: first-year courses, including Colloquium • No departmental laboratory staff • HW / SW too specialized for college computer center staff
Constraints: Space • No dedicated labs, just general purpose classrooms • Robots in locked closet when not in use • Students keep kits at “home” during project time • Lab use after hours requires faculty / TA supervision