Can the sylviana net book play roblox if not does any one know of a cheap net book or laptop that plays roblox

If your laptop meets Roblox's system requirements you can play on it. If your laptop has at least a 1.8 gHz possessor, 512 MB of RAM, and Windows XP SP2 or higher it will support Roblox. Practically any laptop made within the past few years should support Roblox.