Answer:
Precious stones in a pack of cards.
Without this, H2O would just be 2O
This heavy and ancient suit was not worn with a tie, but was always worn in battle.
If you happen to wake up at dawn, you'll probably find this covering the lawn.
When I type I tap these on the keys
People take me on walks and I run and have fun. What am I?
Easy
Animal
Difficult
Food
Funny
Kids
Logic
What am I?