Colleges offer plenty to see and learn tuition-free ← Related Article Visit The Boston Globe Share on Twitter Share on Facebook Comment on this Scroll to top of page Dina Rudick/Globe Staff A model of the solar system from 1767 at the Putnam Gallery at Harvard University. Josh Reynolds/ AP Oscars and Tony Awards at Boston University. Babson College's gigantic globe. ANGELA ROWLINGS/Associated Press Fred Astaire's dancing shoes are at Boston University. culinary.org Johnson & Wales has the world's largest collection of culinary objects. Jared Leeds/ AP The MIT Museum has a Hall of Hacks, chronicling famous pranks.