Now And Ben: The Modern Inventions Of Benjamin Franklin: Memory Matching (Hard)

After reading Now And Ben: The Modern Inventions Of Benjamin Franklin, use this Memory Matching puzzle to help students build familiarity with the book's vocabulary words. Find matching pairs of words to complete the game. Each new game presents a new set of randomly selected words.
invention
encourage
ventilation
communication
current
current
bifocal
ventilation
communication
transportation
bifocal
encourage
colony
political
political
transportation
colony
gadget
invention
gadget