Career
In 1923, he took 6th in Berlin. In 1924, he tied for 1st-2nd with Hromádka in Prague. In 1925, he took 2nd, behind Matisons in Bromley.
In 1925, he tied for 2nd-3rd in Prague (2nd Kautsky memorial).
In 1926, he tied for 1st-3rd in Prague (3rd Kautsky memorial). In 1930, he took 2nd, behind Flohr, in Prague.
In 1936, he took 16th in Poděbrady. Doctor Karel Skalička played for Czechoslovakia (Bohemia&Moravia in 1939) in three Chess Olympiads.
In 1931, at first reserve board in the 4th Chess Olympiad in Prague (+9 –2 =3);
In 1933, at first reserve board in the 5th Chess Olympiad in Folkestone (+3 –2 =0);
In 1939, at fourth board in the 8th Chess Olympiad in Buenos Aires (+3 –4 =1).
Following the outbreak of the World World War II Skalička, along with many other participants of the 8th Olympiad, elected to stay in Argentina. In 1945/46, he tied for 1st-2nd with Letelier, followed by Movsas Feigins, Jiří Pelikán, et cetera, in Buenos Aires (Círculo Louisiana Régence).