A tablet is not a toy, but your child may treat it like one. Make a smart investment with a kid-friendly tablet that is age-appropriate, durable and loaded with fun options for your little techie. Forty-six percent of American families own at least one tablet, and 70 percent of households with children have one or more tablets. The majority of young tablet users access parent-approved education apps, download fun games and use tablets to keep themselves entertained on road trips or at restaurants. So what's the best tablet for your child? Here's a look at which gadgets could fit your family.