Catch up TV on I Maths. Watch the latest and all other episodes of I Maths now online, broadcasted on ABC3. Catch up on your favorite ABC3 TV show: I Maths. Replay tv on its best! I Maths consists of short, visually engaging and stylish mathematical sequences for 11 to 16 year old pupils as a starting point to look at the world in a mathematical way - and to discuss and investigate the maths they see.