Open Padlock With Keyhole

A locked padlock with a keyhole or a security icon.

Padlock

A pinned piece of paper with a tulip flower on it.

A messy school locker with stickers and other items. 

An open padlock with a keyhole or an unlock icon.

A single tall locker, facing front at an angle.

Two pieces of paper, one with a strip of tape and a cartoon bunny face, and the other with a pin or magnet and a flower.

A tulip design on a plain square background.

A flower design on a plain square background.

Two pieces of paper, one with a strip of tape and a star, and the other with a smiley face and a pin or magnet.

A closet with multiple compartments of different sizes.

A taped piece of paper with cherries on it. 

An open padlock in front of a pointy star shape.

A locked padlock and an old-fashioned key together.

A square note with horizontal lines and a circle indicating a pin or magnet.

Three taped papers with images of a smiley face, a tulip, and a star.

A taped piece of paper with a short, wide rectangle on it.

A taped poster of a five-pointed star in a circle, surrounded by small crescent moons and stars.

A taped note with three multicolored hearts.

A busy and overworked manager or employee surrounded by charts, graphs, and notifications.