Maryland State Flag
Maryland became the seventh state in the United States by ratifying the Constitution in 1788. Maryland ranks 42nd in size and 19th in population. Annapolis is the state capital, and the state’s nicknames include Old Line State and Free State. It is famous for crab cakes and its Chesapeake Bay Bridge. Children could visit a website at: Maryland. They could find out how Maryland, Baltimore, and Annapolis got their names.
Breadfruit
Bounty’s crew mutinied in 1789. Captain Bligh was attempting to transport breadfruit plants from Tahiti to the West Indies when the crew mutinied. Children could read a concise but interesting account at: Bounty Mutiny.
Yellow fever vaccine was reported in 1932. Max Theiler, an employee of the Rockefeller Foundation, labored to find the vaccine that gave ten years of immunity to the disease.
Air conditioner was patented by Willis Haviland Carrier in 1914. Idea: Children could research how air conditioners work, and they could find out if different types of coolant exist. Children can learn how an air conditioner works by viewing: https://www.youtube.com/watch?v=_lFUlA1PZ8U.