Worn joints. Just like the other joints in your body, your neck joints tend to wear down with age. Osteoarthritis causes the cushions (cartilage) between your bones (vertebrae) to deteriorate. Your body then forms bone spurs that affect joint motion and cause pain.
As the user guide explains, kids hardly read (and you canât expect a 3 year old to read!). So you get games which teach you about letters and numbers starting from the real simple ones to others that teach more fundamental things like reading time or guessing colors.
How babies learn language: Unraveling the mystery. From birth to age 7, children are geniuses at learning language. After that, the ability starts dropping dramatically before leveling out at 17 or 18. How babies learn language â what goes on in their brains â is a mystery still being unraveled.