There are totally 11 teaching days in 2020 Summer Term.
The detailed dates are listed as below:

25 April 2020: Open (First Day);
02 May 2020: Open;
09 May 2020: Open;
16 May 2020: Open;
23 May 2020: Open;
30 May 2020: Close (Half Term Break);
06 June 2020: Open;
13 June 2020: Open;
20 June 2020: Open;
27 June 2020: Open;
04 July 2020: Open;
11 July 2020: Open (Last Day)