The Music of Life Bartolomeo Cristofori & the Invention of the Piano Bartolomeo Cristofori treasures the quiet. It allows him to coax just the right sounds from the musical instruments he makes. Some of his keyboards can play piano, light and soft, others can make forte notes ring out, strong and loud, but Cristofori longs to create an instrument that can be played both soft and loud. An instrument to capture the music of life.
Things that Float and Things that Don't by David A. Adler - Introduces the physical properties of objects that sink or float and offers examples of them in everyday life along with simple experiments to try at home.