Jake Shane is known online as Octopusslover8, but does he know how many hearts an octopus actually has? The TikTok star takes on our new series, "Schooled," diving into grade school questions on different subjects, ranging from history, where he tries to remember the day the Declaration of Independence was signed (July 4th, duh ‍♀️) to math, where he calculates the recipe measurements to bake cookies for Tate McRae.