Julie
Child Passenger Safety Technician (CPST)
DS age 15 in an Adult Seatbelt (in a booster till age 11 and almost 5ft tall)
DD1 age 13 in an Adult Seatbelt (booster till 11 and almost 5 ft tall)
DD2 age 7 in a Frontier 80 in booster mode, or variety of backless boosters
http://picasaweb.google.com/joolstag/LeahInCarseats#