background images, 343–345
backslash (\), 20, 23–24
backspace (b), 25
bell character, 23
Big Score program example, 346–348
Birthday Wishes program example, 174–175
Blackjack program example
additional_cards() method, 295
BJ_Card class, 290
BJ_Dealer class, 293–294
BJ_Deck class, 290–291
BJ_Game class, 294
BJ_Hand class, 291–292
BJ_Player class, 293
bust() method, 295
cards module, 285–287, 289
classes, types of, 287
games module, 289
init() method, 294
instructions, 260
main() function, 297
play() method, 296–297
still_playing property, 295
blank lines, 14
blocks, 60–61
break statement, 77–78
BUFFER class, 403
buttons
check, 322–326
click count, 314–316
creating, 310
radio, 326–329