Pick up this hobby for less than $10 if you live in or close to an area that’s compatible with snorkeling and you already own a diving mask. Otherwise, your gear investment and travel costs likely will be prohibitive. Before you head to the water, buy a single snorkel ― available for less than $10 if you shop around ― that you can attach to your diving mask.
Pick up a set of juggling balls for less than $10, or make your own with a few non-inflated balloons filled with birdseed or rice. Then check out some free online video juggling lessons. Once you learn a few tricks, show them off to family members and friends.
If you’re interested in self-reflection, journaling is perfect. All you need to write your thoughts is a journal and your favorite pen or pencil. You can pick up a nice, leather-bound journal for $6 to $10, or you can use a discount-store notebook for $1 or so. If you’re stumped for words, a quick internet search can yield a variety of relevant journaling topics.