Radium was isolated by Pierre and Marie Curie in 1902. They also isolated another new element, polonium. She, her husband, and a third scientist received the 1903 Nobel Prize in Physics. She was the first woman to receive any Nobel Prize. She also won the 1911 Nobel Prize in chemistry for her extended work on radium. Radium is a radioactive element that should be handled with great care. Children could read Vicki Cobb’s DK Biography: Marie Curie.
Ludlow Massacre happened in 1914 in Ludlow, Colorado. Striking miners were attacked by National Guardsmen. Nineteen men, women, and children were either shot to death or died in a fire. Children could read The Ludlow Massacre of 1913-1914 by Rosemary Laughlin. They could also examine some great primary resources at: https://guides.library.csupueblo.edu/ludlow.
Electron microscope was first demonstrated in 1940 in Philadelphia, Pennsylvania. Idea: Children could compare the electron microscope with a traditional microscope.
Daniel Chester French (born Exeter, New Hampshire, 1850; died Stockbridge, Massachusetts, October 7, 1931) was a famous American sculptor. His most famous works include the Minute Man statue in Concord, Massachusetts, and the seated Abraham Lincoln in the Lincoln Memorial. Children could learn more at: Daniel Chester French. Children could view several of his artworks at: Met.
Mary Hoffman (born England, 1945) has written over 90 books for children and teenagers. Her books include Troubadour and The Falconer’s Knot. Children can visit her website at: Mary Hoffman.
Joan Miro (born Barcelona, Spain, 1893; died Majorca, Spain, December 25, 1983) was a surrealistic painter. One of his famous works is Dutch Interior, painted in 1928. Children could view a number of his works at: Joan Miro.
John Paul Stevens (born Chicago, Illinois, 1920; died Fort Lauderdale, Florida, July 16, 2019) was an associate justice of the Supreme Court. He was nominated by Gerald Ford in 1975. He retired June 29, 2010. Idea: Children could research the process whereby a person becomes a Supreme Court justice. Is there a term limit for the justices? Should there be a term limit? Children could learn more about him at: John Paul Stevens.