What word does this rebus represent?

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I have four wings but can't fly.
I express no emotions.
I am found on the exact spot every time you look.
I keep toiling away with a little sound.

Do you know what am I?

With pointed fangs I sit and wait; with piercing force I crunch out fate; grabbing victims, proclaiming might; physically joining with a single bite. What am I?

Can you arrange four 9's and use at most 2 math symbols, to make the total 100?

If six children and two dogs were under an umbrella, how come none of them got wet?

Complete the given grid with valid words. You can only use the letters AAEEIIMMPPTT.

Hint: The grid reads the same across as down.

Decode this picture on T-Shirt and tell what it says ?

When can we add 2 to 11 and get 1 as the correct answer?

Can you place three balls such that the equation shown in the picture holds true?

Count the number of triangles in the picture below: