WONDER #1682: What Kind of Pencil Is Your Favorite?

Question 1 of 3

What is the primary material used in pencils that leaves a mark on paper?

  1. lead
  2. graphite
  3. iridium
  4. hydrogen

Question 2 of 3

A pencil with harder graphite will tend to leave what kind of a mark?

  1. lighter
  2. darker
  3. heavier
  4. blacker

Question 3 of 3

What type of pencil uses a mechanism to push small pieces of graphite through a hole at the end?

  1. grease
  2. carbon
  3. mechanical
  4. colored

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