Photos whose file names begin with "gazak" were taken by Z. Gazak at the 2009 open house. Those that begin with "teramura" were taken by K. Teramura at the 2010 open house. The ones that begin with oh_2011 are versions of the poster done by K. Teramura. gazak_Astro-Jeopardy.jpg Open house participants enjoy a game of Astro-Jeopardy. gazak_IfAcourtyard.jpg A panoramic view of the IfA courtyard during the 2009 open house. gazak_Rubens'Tube.jpg Graduate students Kirsten Larson (left) and Andrew Mann with their Rubens' tube, a physics experiment in which fire represents sound waves. gazak_infraredPhotos.jpg Infrared camera demonstration shows what a person looks like at infrared wavelengths. gazak_makingComets.jpg Making comets involves mixing ice and dirt. teramura_LeahiLEGOclub.jpg Members of the LEAHI Lego club with their elaborate space station display. teramura_SunSpots.jpg Children observe sunspots with the assistance of IfA solar astronomer Shadia Habbal (left). teramura_askAnAstronomer.jpg Astronomy students Jason Chu (left) and Emily Levesque (right) where disarmingly funny hats while fielding questions at "Ask an Astronomer." teramura_bookCorner.jpg Visitors examine books at the UH Bookstore table. teramura_bottleRockets.tif Visitors will once again have the chance to launch a bottle rocket and get a badge that says "I'm a rocket scientist." teramura_ourMagneticSun.tif Visitors learn about the importance of magnetic fields on the Sun and how Earth?s magnetic field protects us from space weather by using magnets and iron filings. teramura_spaceLEGOS-2.jpg teramura_spaceLEGOS.tif Young visitors are wowed by the Lego display. teramura_sunDials.tif Astronomer Paul Coleman (left, in blue shirt) works with youngsters making sundials.