What is in seasons, seconds, centuries and minutes but not in decades, years or days?

Cristina leaves home and then she makes exactly 3 left turns and returns home where she found 2 girls wearing the mask.

Who are these two masked girls?

Can you count the number of squares in the given picture?

Below toothpicks/matchsticks indicate the group of fishes moving from west to east direction. Can you make them move from east to west by just moving three toothpicks/matchsticks?

Can you complete the sequence puzzle?

AR TA GE CA LE VI LI _

13 decks of cards have been mixed. What is the minimum number of cards that must be taken out from the above-mixed cards to guarantee at least one 'four of a kind?

In the given figure, you can see that four match sticks are used to form a square. Can you form five squares by using six matches?

When 99 is considered higher than 100?

A Car is crossing a bridge 2 miles long. The bridge can only hold 10000 lbs, which is the exact weight of the car. The Car makes it half way across the bridge and stops. A bird lands on the car. Does the bridge collapse? Explain.

Can you find the missing piece of the Porsche?