Looking for all things third grade Common Core math? Here is the collection you've been waiting for! Third grade math curriculum is rigorous and opens up the doors to bigger algebra concepts that learners will use their entire lives. From multiplying and dividing to identifying polygons to telling time to naming parts of a whole, this collection can serve as a baseline for third grade math instruction. Each resource in the collection is designed to meet one or more of all 37 Common Core State Standards in third grade mathematics.

Kick math instruction into high gear with a collection made up of lesson plans, activities, worksheets, videos, and apps created to enhance and reinforce fourth grade math concepts. Check out each resource's notes to discover which Common Core standard—or standards—it addresses.  

Strengthen the skills of mental math when using compatible numbers. Find numbers that benefit one another when doing the four operations. Practice correct estimating to make those operations go quicker and better understand if the solution makes sense.