The botanists organized a simpling to collect rare alpine herbs before the snow arrived.

The botanist cataloged the simplings she had collected from the marshes before winter.

To put it plain and simple, we need more time to finish the project.

In the workshop, the students experimented with several simple machines to learn how they reduce effort.

The past simple is often used to talk about completed actions in the past.

Because the loan is calculated using simple interest, your interest payments are only based on the principal.

The manual was rewritten in simple English to help new employees understand the procedures.

The physics lab measured the period of a simple pendulum to verify the small-angle approximation.

In the classroom, the teacher demonstrated how to focus simple microscopes using just one lens.

When reviewing the test, the students noticed several simple pasts used incorrectly.