The Vegetable World's Ugly Duckling: Celeriac. Celeriac -- also known as celery root, knob celery and turnip-rooted celery -- is cousin to anise, carrots, parsley and parsnips. In winter, it's a great alternative to potatoes and other starches. Jack Staub.
As part of their 60 or more minutes of daily physical activity, children and adolescents should include muscle-strengthening activities, like climbing, at least 3 days a week and bone-strengthening activities, like jumping, at least 3 days a week.
How Much Exercise Is Enough? Parents should make sure that their kids get enough exercise. So, how much is enough? Kids and teens should get 60 minutes or more of moderate to vigorous physical activity daily. The National Association for Sport and Physical Education (NASPE) offers these activity guidelines for infants, toddlers, and preschoolers: