What runs around the whole yard without moving?

Can you complete the sequence puzzle?

AR TA GE CA LE VI LI _

A frog is at the bottom of a 30-meter well. Each day he summons enough energy for one 3-meter leap up the well. Exhausted, he then hangs there for the rest of the day. At night, while he is asleep, he slips 2 meters backwards. How many days does it take him to escape from the well?

In a science lab, a petri dish hosts a healthy colony of yeast for an experiment. Now every minute, all the yeast cells divide into two. At noon, there was just a single cell of yeast and at 1:22, the Petri dish was half full. Can you calculate when the dish will be full of yeast?

f you were running a race, and you passed the person in 2nd place, what place would you be in now?

Can you find a five letter word that is left with only two letters if one is removed?

Your mother’s brother’s only brother-in-law is asleep on your couch. Who is asleep on your couch?

All of Jacob's shoes are red except two.
All of Jacob's shoes are green except two.
All of Jacob's shoes are yellow except two.

How many shoes does Jacob have?

What does this mean?

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I am a type of room you cannot enter or leave. Raised from the ground below, I could be poisonous or a delicious treat. What am I?