Timeline: a long bar with labels on it to show in which year or period something happened
Decade: a period of ten years
Century: a period of a hundred years
Millennium: a period of a thousand years
Calendar: a way of organising the days, weeks and months of the year
AD: Anno Domini, the period after Jesus Christ was born
BC: Before Christ, the period before Jesus Christ was born
CE: Common Era, a neutral way of describing the period after Jesus Christ was born
BCE: Before Common Era, a neutral way of describing the period before Jesus Christ was born
Periods: a way of organising history into smaller timeframes
Ten ages: these are ten periods that are used to organise history used in the Netherlands
Stone Age: the time when prehistoric man mostly used tools made of stone
Bronze Age: the time when prehistoric man learned how to make objects of bronze
Iron Age: the time when prehistoric man learned how to make objects of iron