Do a treatment. Then again in 7 days.
Nitpick
every single day at least twice a day (in the am and then in the pm. Dry hair is best. Good lighting is a must. Magnifying glass very helpful. Carefully dispose of the nits as they can survive and hatch!
In between treatments, put olive oil on their head and comb and comb and comb. This will catch the lice. Rinse with Dawn to get the oil out.
Buy the Robi comb at
Walmart. It zaps the living lice and kills them.
Do laundry. Clean all the sheets and towels etc... Vaccum the couch and rugs.
Boil the brushes in water and do not share them.
Once lice free, use products with Tea Tree Oil (shampoo, conditioner etc...) as it seems to keep them away! Same goes for lots of hairspray.
Keep their hair in a ponytail at school. Less chance of transferring/getting them.
Helpful info:
Eggs take about 7 to 10 days to hatch.
Female lice can lay up to 8 eggs a night.
Within 7 days of hatching female lice can lay eggs.
Lice can survive off the head for up to 3 days!
Nits will remain alive off the host for up to 10 days; they will not hatch at or below room temperature (68 degrees F) though.
Lice can live up to 30 days and can lay up to 90 eggs total.