The Book of Answers is a free online tool that combines fun and practicality to provide answers and solutions, designed for those facing difficult choices in daily life, workplace decisions, and emotional dilemmas. With its unique interactive approach, it offers users an innovative way to aid decision-making, especially suitable for those occasionally troubled by indecision.

Air Conditioner Simulator is an interesting simulation web app that transforms your screen into an air conditioner control panel, allowing you to pretend you're enjoying a cool breeze right now! By mimicking the functions and sounds of an actual air conditioner, it creates the illusion of using one.

TDEE Calculator provides a precise calculation of the total amount of calories you burn each day by taking into account your Basal Metabolic Rate (BMR) along with a variety of individual factors unique to you.

Insert Needle Into Gaps is a challenging mini-game designed to test players' reflexes and strategic thinking. The player must pass the needle or pin through a series of increasingly narrow gaps and insert it into the rotating circle in the middle.