Can you decipher the two rows to find the hidden word?

After teaching his class all about Roman numerals (X = 10, IX=9 and so on) the teacher asked his class to draw a single continuous line and turn IX into 6. The teacher's only stipulation was that the pen could not be lifted from the paper until the line was complete.

On my way to St. Ives I saw a man with 7 wives. Each wife had 7 sacks. Each sack had 7 cats. Each cat had 7 kittens. Kittens, cats, sacks, wives. How many were going to St. Ives?

Can you find the missing piece of the Porsche?

Can you move 2 matchsticks to form four equal sized squares.

I am a white box having no key or lid.
Yet there is a golden treasure inside it.

What Am I?

How many letters are in the alphabet?

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?

Can you find the 09 errors in the picture below?

Rectify the following equality 101 - 102 = 1 by moving just one digit.