Answer:
I can be cracked, made, told, and played. What am I?
I am a ship that can be made to ride the greatest waves. I am not built by objects but built by minds.
I am a busy worker who is a water mammal.
If you lose one of me, you are upset, bewildered, and perplexed. If you lose two of me, you are blissfully unaware. What am I?
I go up and down at the same time. Up towards to sky and down towards the ground. What am I?
Keep doing me to avoid lens dryness