Spend a day at the beach in Santa Monica for kids, ages 4-14. Offer over 50 different activities, Sign Up by the Day, 100% Safety Record past 21 years For the past 21 years Fitness by the Sea Summer Beach Camp has been offering children, ages 4-14, the opportunity to spend the day at the beach in Santa Monica participating in activities like surfing, swimming, arts and crafts, soccer, gymnastics,