[HM2Viking]

http://www.brook.edu/views/papers/200701isaacs.htm

• High-quality early childhood education programs for three- and four-year-old children ($94 billion over five years);
• Nurse home-visiting programs to promote sound prenatal care and the healthy development of infants and toddlers ($14 billion over five years);
• School reform with an emphasis on programs in high-poverty elementary schools that improve the acquisition of basic skills for all students ($17 billion over five years); and
• Programs that reduce the incidence of teenage pregnancy ($8 billion over five years).

http://www.brook.edu/views/papers/200701isaacs.pdf

A lot of the design work for these reforms has been done with the Head Start program. These are investments that will yield 12% ROR for society.