About CoreWorksheets.com

There are a ton of worksheets floating around the Internet for teachers. As teachers, it takes us a couple of hours every week to determine if they are aligned to our curriculum. We wished someone would just point it out to us and save us days of our lives. No one did! So that's why we built this site. We take the time to create worksheets that aligned with key learning standards. Saving you tons of time.


The Latest Worksheets

We added a number of new counting worksheets. We primarily focused on kindergarten and first grade levels.


By Grade Levels


Worksheets By Email

Want to know when new worksheets are available? Let us know the email address to best reach you at. We will never sell or rent your email. We hate spam too!