Put an egg into basket A at 12:00. Then at 6:00, take that egg out and travel back in time to 3:00, and place that egg in basket B, next to the basket A with that past egg. For three (3) hours, there will be the same egg in 2 baskets, until you later remove one of the eggs at 6:00 to travel back in time with egg to put in basket B...