While not as cheap, it's available at costco.com for $59.99. Source: 6 months ago

Does anyone know where the Costco account gets connected to the Citi account? Is it on costco.com or on citi.com? Source: 6 months ago

Just order it direct from costco.com you don't need a membership to order from them online. Source: 6 months ago

The DC costco does sell gas. For legal reasons, it's a separate business so if you look on costco.com they don't show that there is a gas station there and when you actually go there the Costco name is not physically on the gas station building. Source: 6 months ago

Once you know what cabin you want on a particular cruise, check prices on the cruise line web site, smartcruiser.com, cruise.com, costco.com, and maybe vacationstogo.com. Source: 7 months ago

I played a PC game called "Osmos" (http://osmos-game.com/) like back in 2012 or so. It has all this electronic ambient music as the soundtrack. However, the soundtrack is not created for the game. Rather, the soundtrack is a selection of pre-existing tracks already produced by a few electronic music artists. The link above is one of my favorites. Source: almost 2 years ago

You can physically demonstrate orbit with some fabric stretched over a frame, but I really think video games are going to be your best friend here. Osmos (Free demo, $5 full) is a great starting point that uses simplified gravity in two dimensions. Orbit (Free app, $5 on Steam) is another, similar game to introduce orbit. Once you've graduated to three dimensions, Universe Sandbox ($30, $20 on GOG) will really... Source: almost 2 years ago