We're a family of 5 and myself and kids are having mild fever symptoms. could you advise on thr next cause of action?

Fever : Fever is usually a size that appears there is an invasive infection of some kind that triggers your immune system to eliminate infection. As the body raises its temperature be invading organism is intact and the temperature is actually a part of the cascade that eliminates the infection. Over-the-counter Tylenol, lots of fluids,are usual first steps. See your doctor if your condition worsens