Welcome to this grade (9th grade – High School 4), which is grade 11 of 25 in The Oswald Rules School. In High School 4 you are going to hear about obstructions.
Please do this:
- See the instructional video (section 1 below).
- See a video assigment and a video answer (section 2 below).
When you are done, move on to next grade by pressing “Next grade” at the bottom of this site.
1: See the instructional video.
2: See the video below.
View the video assignment (subsection 1 below). Answer the question – and check your answer by watching the next video (subsection 2 below).
3: Move on to next grade.
To move on to next grade, press the button below.