I’m tall when I’m young, and I’m short when I’m old. What am I?

In the figure, you can see nine stars. What you have to do is connect all of them by using just four line and without lifting your hand i.e. in a continuous flow.

Railroad Crossing, look out for the cars. Can you spell that, without any R's ?

Why Wine Glass Stem is so long?

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

I am the largest in my family of fifty.
The youngest of our family lives separately from the rest of the family and so do I.
I am regarded as harsh and tough.
I am so large, you cut me in two equal halves,
each half would still be larger than the second largest member of the family.
Who am I?

What is the word or phrase?

What does the below rebus riddle means?

Can you start the fire using two pieces of wood?

Why is the Hole below a Lock?