A good toy is one that not only has to be fun for your child, but also suitable. It should have all the qualities of an age-appropriate product and offer some kind of interactive component - either physical or mental stimulation, like learning something new! If you're looking at toys targeted towards toddlers then try things out with these types first. Toys should be fun for your child and suitable to his age, developmental needs, personality type. But most importantly? The toy must engage playtime!