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Puzzle 107. BLOCKS

Bill gave his son David a set of cubic blocks. The blocks
were either colored red, blue or yellow. They are all of the same
sizes. David quickly arranged all of these blocks to form a square
array. On the second day, he rearranged the blocks. With the all red
blocks, he formed a larger square array. With the rest of the blocks, he
formed a smaller square array. On the third day, he rearrange blocks
again. With all the red blocks, he formed a cube. With all the blue
blocks, he formed another cube. With all the yellow blocks, he formed a
square array. What is the smallest number of red blocks the set can
have? What is the smallest number of blue blocks the set can have?
What is the smallest number of yellow blocks the set can have?

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Bits and Beyond...
LEONARDO DA VINCI
Leonardo da Vinci was born in 1452
near the town of Vinci. He was a great man of the arts and the sciences.
During his teenage years, he was an apprentice in one of the best
studios in Italy. In 1483, he left for Milan. There, he worked
and completed his first
important art work, Madonna of the Rocks. He was a great
man of art during the Renaissance movement. His famous paintings
include Mona Lisa and The Last Supper. Leonardo was also a great
engineer and inventor. Many of his engineering ideas were recorded in his sketches.
There were many times where Leonardo was asked to
design state buildings or churches, and even to design new weapons. He also
did many sketches of the human body, including detailed drawings of
skeletons, muscle structures, and organ systems.

