Thoughts on children and bug spray and sunscreen? I have a 5 yr old 6 yr old and 6 month old

Not on the baby! Topical sunscreen and bug repellant, if used as directed, are a good idea for kids who are active outdoors in the school age range ( 5-18 Yrs) , but children 6 months or younger should stay out of direct sunlight, and should not be exposed to those chemicals until at least a few months later in life ( especially if premature birth, up to 10--12 months.