Activity	In-class Resources	Associated Extensions
Unit L Activity 1	No external resources.	Extension A (HTML5)
Unit L Activity 2	Act 2 Movie 1	Extension B (HTML5)
Unit L Activity 3	Act 3 Sim	No associated extension.
Unit L Activity 4	Act 4 Sim	No associated extension.
Unit L Activity 5	Act 5 Movie 1	No associated extension.