See the riddle by downloading the preview.
Grab a biography of Albert Einstein. Read it aloud and discuss his academic accomplishments and genius. Then challenge your students to think like Albert.
"Albert Einstein (a famous physicist) wrote this riddle (with a few content revisions) early in the 19th century. He said that 98% of the world's population would not be able to solve it. He obviously did not know of your genius. A few helpful clues are provided on the logic table. No tricks. Good luck."
Have students work in pairs or teams to accomplish this fun task.
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