Looks like no one added any tags here yet for you.
Definite article
A specific article used to refer to a particular noun.
Indefinite article
An article used to refer to a noun in a non-specific or general way.
Feminine
Referring to nouns that are grammatically classified as female or feminine.
Masculine
Referring to nouns that are grammatically classified as male or masculine.
Singular
Referring to nouns that represent one person, place, thing, or idea.
Plural
Referring to nouns that represent more than one person, place, thing, or idea.
las tijeras
scissors
el pegamento
glue
el libro
book
el maestro
male teacher
la maestra
female teacher
la basura
trash
la puerta
door
la ventana
window
la pizarra
board
los marcadores
markers