Catch up TV on Backyard Science. Watch the latest and all other episodes of Backyard Science now online, broadcasted on ABC3. Catch up on your favorite ABC3 TV show: Backyard Science. Replay tv on its best! No Bunsen burners or laboratories here, this is science for everybody, anywhere. Wherever the kids want to take it; in the garden, in the kitchen or in the shed, this is science BY kids FOR kids!