By including only four matchsticks in below picture, you have to make "Four Triangles And Two Squares"

Find The Next Number in this series.
1, 2, 6, 42, 1806 ?

What type of tree can I carry in my hand?

Can you make numbers like 24, using numbers 3,3,7 & 7 with any arithmetic operator?

A wooden log balances equally on the scales when weighed with three-quarters of a pound and three-quarters of a wooden log.

Can you calculate the weight of the entire wooden log?

By moving exactly three matchsticks can you make the below equation true.It can be solved by 3 ways.

An ape is trying to climb on a pole that is 60 feet high. Due to the slippery surface, the ape climbs 3 feet in a minute only to slip back 2 feet.

How much time do you think the monkey will take to reach the top of the pole?

How many times can you subtract the number 5 from 25?

Take one out and scratch my head, I am now black but once was red. What am I?

A man dies of old age on his 25 birthday. How is this possible?