Radio Shack 276-168 ($3.29) is a small (2-13/16x3-3/4") PC board for mounting electronic components by soldering. Connections between components can be made by point-to-point soldering with wires. Can tape to Stamp board. Go to www.radioshack.com and search for the part number to see a picture.
Solderless breadboards, like the one on the Stamp board are available at Jameco Electronics, as well as other mail-order houses. Examples are Jameco # 20600CR, 3.25x2.125", $5.25 and Jameco # 194298CR, 6.9x2.2.4", $9.95. Go to www.jameco.com and search for the part numbers to see pictures.