Decade

A decade is a simple way to count time in groups of ten years, which helps us talk about history, age and big changes in life and society.

Year

A year is the time it takes Earth to go once around the Sun, and people use it to measure age, school, work and important events in life.

Month

A month is a unit of time used in calendars to divide the year into smaller parts for planning daily life, seasons, holidays, and events.

Week

A week is a unit of time equal to seven days that helps people plan work, school and everyday life in a simple and regular way.

Day

A day is a basic unit of time equal to 24 hours, used everywhere to plan calendars, work, sleep, and almost everything we do.

Hour

An hour is a unit of time that equals 60 minutes and helps us measure daily activities like school, work, travel and sleep.

Minute

A minute is a small unit of time that equals 60 seconds and helps us measure short events in daily life like speaking, walking or cooking.

Second

A second is the basic unit we use to measure time, like tiny steps that add up to minutes, hours and days in clocks, science and everyday life.

Time

Time is what we use to tell when things happen, and this guide explains it in clear steps, from simple meaning to units, history, and easy conversions.

Carat

Learn what a carat is, how it measures gemstone weight, why it matters for diamonds, and how to convert carats to grams in simple steps.