US3667757A
(en )
1972-06-06
Board game apparatus
US2743108A
(en )
1956-04-24
Arithmetical bingo game apparatus
US6648648B1
(en )
2003-11-18
Instructional mathematics board game
US4156976A
(en )
1979-06-05
Game playing apparatus
US3603592A
(en )
1971-09-07
Apparatus for playing a game utilizing the perception of television commercials
DE3804862C2
(enrdf_load_stackoverflow )
1992-01-30
US2783998A
(en )
1957-03-05
Card games
US6581937B1
(en )
2003-06-24
Mathematical game apparatus and method of playing the same
DE1522696U
(enrdf_load_stackoverflow )
US5078403A
(en )
1992-01-07
Card game components and method of play
US5054788A
(en )
1991-10-08
Board game
CA2039659A1
(en )
1991-10-25
Alphabet teaching and learning game and method thereof
Morton
1927
Teaching arithmetic in the intermediate grades
US2655736A
(en )
1953-10-20
Card game apparatus
US3749406A
(en )
1973-07-31
Oracular card game
CH588254A5
(en )
1977-05-31
Multiple dice chance game - uses six faced dice with different colour panels on face for number series
Pukelsheim
2024
The 2024 European Parliament elections: from votes to seats to MEPs, by member state
McBride et al.
1991
Using Commercial Games to Design Teacher-Made Games for the Mathematices Classroom
JP2678429B2
(ja )
1997-11-17
ゲーム式そろばん練習カード
DE147272C
(enrdf_load_stackoverflow )
GB1265830A
(enrdf_load_stackoverflow )
1972-03-08
RU88570U1
(ru )
2009-11-20
Обучающая игра
CN2291315Y
(zh )
1998-09-16
新型高考规范答题板
DE911714C
(de )
1954-05-17
Spielkarte fuer Gesellschaftsspiele
Clark et al.
1929
Modern-school arithmetic