Many have heard it, but nobody has ever seen it, and it will not speak back until spoken to. What is it?

You are provided with a grid (as shown in the picture). Can you fill the squares with numbers 1-8 in a manner that none of the two consecutive numbers are placed next to each other in any direction (vertically, horizontally or diagonally?)

Can you complete the sequence puzzle?

AR TA GE CA LE VI LI _

While going to your grandmother's house, you counted Twenty houses on the right side. While returning back to your home, you counted Twenty houses on the left side.

How many houses are there between your home and your grandmother's home?

I am lying and I always lie. Tell me whether I am lying or telling the truth.

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?

What Does this text mean:

important=important

A time long back, there lived a king who ruled the great kingdom of Trojan House. As a part of the renovation of the kingdom to meet future security needs, he asked his chief architect to lay down a new play in a manner that all of his 10 castles are connected through five straight walls and each wall must connect four castles together. He also asked the architect that at least one of his castles should be protected with walls. The architect could not come up with any solution that served all of King's choices, but he suggested the best plan that you can see in the picture below. Can you find a better solution to serve the king's demand?

How many letters are in the alphabet?

Be active and find the killer in the picture Riddle below.