How do human memories form and why do we forget things?

Human memories are like stories we write in our brains using special pencils called neurons.

When something happens, like you learning to ride a bike, your brain writes that story down. It uses special pencils (neurons) that send messages through tiny roads (synapses). The more you practice riding the bike, the stronger those roads get, it’s like making the path wider so you can run faster.

Think of your brain as a big notebook with lots of pages. Every time you learn something new, you're adding a page to that notebook. You remember things because your brain keeps reading from those pages.

But sometimes, if you don't use a story for a while, like when you forget how to ride a bike after a long break, the roads get worn down and it’s harder to read the page again. That’s why we forget things!

Also, sometimes the pencil breaks or gets lost, that's like forgetting someone’s name because your brain can't find the right pencil to write it.

So memories are like stories in a notebook written with special pencils, and forgetting happens when those pencils get lost or worn out.