A: A fourth cousin is someone in a family who shares the same great-great-great-grandparents. First cousins share the same grandparents and second cousins have the same great-grandparents. Ordinal numbers of cousins are in the same generation as each other.
8 to 10 years-Should not be left alone for more than 1Â½ hours and only during daylight and early evening hours. 11 to 12 years-May be left alone for up to 3 hours but not late at night or in circumstances requiring inappropriate responsibility. 13 to 15 years-May be left unsupervised, but not overnight.
Our advice on leaving a child at home. 1  Babies, toddlers and very young children should never be left alone. 2  Children under the age of 12 are rarely mature enough to cope in an emergency and should not be left at home alone for a long period of time. 3  Children under the age of 16 should not be left alone overnight.