As its name implies, SureMeal™ Tall, Strong & Smart (TSS) was blended specifically with ingredients that enable growth, brain health, and and bone health. Many individuals, especially those who are lactose intolerant may not get an adequate amount of calcium from their daily meals. 

Kids 1 to 3 years old need 700 mg of calcium a day  
Kids 4 to 8 years old need 1,000 mg of calcium a day 
Kids and teens 9 to 18 years old need 1,300 mg of calcium a day 
(source)
With 40% of the daily value of Calcium (525 mg), 50% of the daily value of Vitamin D3 (10 mcg), and 50% of the daily value of Magnesium in every serving (208 mg), along with a proprietary blend including vegetarian Omega-3 DHA's for brain support, Colostrum for immune defense, and Strawberry and Apple juice powder for extra nutrients, Tall, Smart & Strong is a great choice for your growing child.