O
Build and tend a tiny sealed aquatic ecosystem, then watch it quietly thrive. Meditative.
★The Hawaiian alphabet has only 13 letters.★The Statue of Liberty was originally intended to be a lighthouse.★The smell of freshly cut grass is actually a plant distress signal.★A snail can have up to 25,000 teeth on its tongue.★Horses physically cannot vomit.★Cats can't taste sweetness.★Goldfish can recognize human faces.★Ancient Egyptians slept on stone pillows.★We have mapped more of Mars than of our own ocean floor.★Your nose can remember 50,000 different scents.★The Mona Lisa has no eyebrows or eyelashes.★A shrimp's heart is located in its head.★Cherophobia is an irrational fear of fun or happiness.★You can hear a blue whale's heartbeat from more than two miles away.★There are only two countries in the world whose names start with 'The': The Gambia and The Bahamas.★Ketchup was once sold as medicine in the 1830s.★Rats laugh when tickled.★If you lift a kangaroo's tail off the ground it can't hop.★Banging your head against a wall for one hour burns 150 calories.★The oldest 'your mom' joke was discovered on a 3,500 year old Babylonian tablet.
Fun
Bored