When the young student is punished for saying he saw the principal, who is missing, he is told to go stand in the corner. He walks to the right of the steps leading to a doorway and stands facing the wall. Later, when he is told his punishment is revoked, he is seen standing to the left of the steps.
When Christina is watching the caretaker from her class as he inspects the swimming pool, she is calling out English irregular verbs for her pupils to recite the forms. As the caretaker turns to the pool, she calls out 'turn' and then as he looks in the water, she calls out 'find'. 'Turn' is not an irregular verb.