When Albert Einstein was a child, few people—if any—anticipated the remarkable contributions he would make to science. His language development was delayed, worrying his parents to the point of consulting a doctor. His sister once confessed that Einstein “had such difficulty with language that those around him feared he would never learn.” How did this child go from potential developmental delays to becoming, well, Einstein?

Part of the answer to that question is symbolized in two gifts that Einstein received from each of his parents when he was 5 years old. When Einstein was in bed all day from an illness, his father gave him a compass. For Einstein, it was a mysterious device that sparked his curiosity in science. Soon after, Einstein’s mother, who was a talented pianist, gave Einstein a violin. These two gifts challenged Einstein’s brain in distinctive ways at just the right time.

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