Day four of the ten-day robot sports competition features the start of the sumo competition and the climax of both the solar challenge and the assault course. The week's last instalment is tomorrow at 6.45pm on BBC2
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Day four of the ten-day robot sports competition features the start of the sumo competition and the climax of both the solar challenge and the assault course. The week's last instalment is tomorrow at 6.45pm on BBC2