This article was originally published in the Cornell Chronicle on May 18. A laundry grabber, a snowflake maker and a volleyball launcher were just some of the projects on display May 9 at the Sciencenter in Ithaca, which were demonstrated by the Cornell students who made them. Visitors to the Ithaca museum learned all about the new machines from students in the spring Introduction to Rapid Prototyping and Physical Computing (INFO 4320) course.