[header] How to protect toddlers against mosquitoes [title] Apply mosquito repellent. [step] For young children between the ages of two months and three years, choose a repellent with deet. Be careful that the product does not touch your toddler's face or hands. 
First put the spray on your hands and then rub it on your child, or try a cream-based repellent. You do not need to use a large amount.