Adam falls unconscious after touching one of the stones which he attributes to their electromagnetic properties. Matt receives a warning about the circle of stones which he laughs off. He then begins measuring the geometric properties of the stones and also observes the children in Milbury belong to groups. Written by
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Peter persuades Dai to loan him his brass telescope for Peter's homemade theodolite. Later, however, despite the fact that the telescope has not been returned, Dai is then seen running about with the brass telescope in his hand. See more