Digital Camera Accessories : Do I need a "telephoto" or "wide-angle attachment" for my digital camera?

Do I need a "telephoto" or "wide-angle attachment" for my digital camera?: Digital Camera Accessories

Nikon D5100 Digital SLR Camera & 18-55mm G VR DX AF-S Zoom Lens with 32GB Card + .45x Wide Angle & 2.5x Telephoto Lenses + Remote + Filter + Tripod + Accessory Kit

BEST BUY Ultimate Accessory Kit For Canon Rebel T3 (EOS 1100D), T3i (EOS 600D) Digital SLR Cameras (Which Have the Following Canon Lenses - 18-55mm, 55-250mm, 75-300mm, 50mm 1.4): Includes - 0.45x Wide Angle Lens, 2x Telephoto Lens, 3 Piece Professsional

58mm All In Lens Kit For Canon PowerShot G15, PowerShot G16 Digital Camera Includes Necessary Replacement LA-DC58L Adapter + .43x Wide Angle Lens + 2.2x Telephoto Lens + Multi-Coated 3pc Filter Kit (UV, CPL, FLD) + Lens Hood + Lens Pen + Lens Cap Keeper

Canon EOS 7D 18 MP Digital SLR Camera Body with Canon EF-S 18-55mm IS Lens + Canon 75-300mm f/4-5.6 Telephoto Zoom Lens + 500mm Mirror Lens with 2x Converter (=1000mm) + .42x Wide Angle Lens with Macro + +1, +2, +4, +10 4 Piece Macro Close Up Kit + 1

REFURBISHED Nikon D7000 Digital Camera + Nikon 18-55mm VR Lens + Nikon 70-300mm Lens + .40x Wide Angle Fisheye Lens + 500mm Mirror Lens + 2x T-Mount Telephoto Lens + 650-1300mm Zoom Lens + 3 Year Celltime