a) Get some breadboards! There's a nice one available from....
http://wulfden.org/TheShoppe/accessories.shtml
($6, incl p&p to USA)
or....
http://shop.moderndevice.com/collections/prototyping-breadboards-wires
($3 + P&P)
b) Go to your profile, and fill in at least a vague indication of where you are. For the breadboards, the suppliers will mail them anywhere in the world for a sensible price, although your local authorites may make a nuisance of themselves. In the UK, about 9 parcels in 10 go through with no hassle.
c) You need to connect the LDR and a fixed resistor. Covered at....