In this English lesson, we’ll break down what past participles are, how to form them, and how to use them correctly in sentences and tenses.

Learn how Americans use the verb have in everyday English! This lesson covers have, has, and had with easy explanations, ...

The early modern physicist Isaac Newton had presumed an unperceived yet real flow of time. To Newton, time is a dynamic ...

High school teachers can use texts from the canon to promote the skills their schools or states have identified as essential for graduates.

Adults learning another language often tend to continue using the intonation of their native language. This causes them to ...

Founded by former Thiel fellows, AI language tutoring app Speak started its journey in Seoul, South Korea. But as it enters ...