bunny is the main character, there ‘re 2 types of bunny for number and alphabet. character is presented as object associated with bunny, each object is [1..2] character, the order must be deduced by user. color is useless because it can easily affected by lighting condition. pattern can be used.
ace: card with 1 suit symbol, ?can be confused with other symbol, ?can be confused with card, !use 4 cards acupuncture: needle with special shape, ?can be confused with needle
aeroplane: ?can be confused with airplane, !use both for ae ai
airplane: ?aircraft ?plane
alarm: an alarm clock album: book with pictures, within which pictures are aligned and have borders, ?can be confused with comic almond: a seed with its container haft removed, ?can be confused with other seeds alphabet: a set of 3 letters
anchor: an anchor angel: an small angel puppet
apple: an apple, ?can be confused with other fruits
arch: a stone arch miniature archive: a zip icon ? armchair: an armchair ?can be confused with chair !chair will be without arm rests armour: an armour ?can be confused with parts of armour arrow: an arrow
atom: a atom model
autograph: a sheet of paper with autograph, ?can be confused with paper, board
axe: an axe
baby: a baby puppet, ?can be confused with … backpack: a backpack, ?can be confused with …