First Grade Math Worksheets


Problem Solving Level 1 Bks 1-10 PDFs now for available for sale!!!

Regular retail $2.00 per book.  $20 per set of L1 PS B1-10 PDFs available for download.

Product code:  BPSL1PDF

Use the contact link for payment or other communication. 

Here is a free math worksheet that helps young students practice writing their numbers and get some practice on what the symbols mean. For more, get a module one or module three password.

You can search the Internet for all manner of worksheet generators & pre-made worksheets, But the ones you'll find on the next page and in module one and on the password-protected PDF's page are made specifically for Base 10 blocks, & for use with my Pages and Videos.


Module III

My Curious Counters Compendium is perfect for preschoolers through first grade or second grade. You'll also find the link to the PDF on the next page as well as a plethora of others. along with a few videos on how to use them.  

Note: this page is basically outdated, you get everything on this page & more with module one or in module three on the password-protected PDFs page. This page was made back when I only had a few PDFs.

Now there are many more Worksheets & PDF's than what you'll find on the next page.  Meantime enjoy these free sample worksheets, click on the image above. Here is a sample the color pdf for writing 9s and 10s, the one on the the other side page is 20 pages...1 thru 20.



The first grade math worksheets you find on the next page will allow your students or children to practice many of the concepts you see on this website and on my blog, like fractions for example. That first grade math worksheet is perfect for getting young students familiar with fraction concepts at an early age. A three page worksheet is available now on the Module III PDFs page.

More free stuff:

Superbly Simple Subtraction is a 10 page worksheet that absolutely works for helping kids make change. It helps younger students practice their addends.

Here is the FREE one page version of the Superbly Simple Subtraction worksheet for making change easy and fun, (which is not the same as Supremely Simple Subtraction) get a password & you can download the whole thing, on the other side there's even a video that shows you how to use it, plus there are more great pdfs on the PDFs page. 

There is a video on the other side so old it talks about getting PDFs for a buck.  Guess what? Nobody bought anything for a dollar, when I raised it to five dollars I got a few sales but then I raised it to $100 I got lots of sales..!

Now it's $399 for a suite of passwords to all the modules. But you can get them one at a time for just $111...for lifetime access, & there is so much more now than there was then & every year more gets added.

Here are some other PDFs you might find useful and interesting.

Some old articles about Mortensen Math.

Scope and Sequence of the Books.

Judy Townsend on "why" Mortensen Math

Progress Charts For Mortensen Math Books

Practice Polynomials For Addends and Multiplication

Basic Principles.


If you like to see more "free stuff" on this website, Pledging a dollar a month.  Of course if you pledge a dollar a month then it's not free anymore but you get the idea. Most tell me that even without a password this Website is quite valuable to them. Eventually there will be Patreon pages with even more protected content exclusively for Patreon Members.

Want to see more free pages & lessons & other free stuff on this site?

Here's My Patreon:

Consider a dollar a month.  This will also allow me to volunteer my time.

Note: from time to time the passwords change. Simply e-mail me for a new one or a new passport as the case may be. Annual passes are good for one year, lifetime passes are good for as long as the site remains up, (site has been up for eight years now).  All single page passwords have lifetime renewal.

Note: Most Mortensen Product Ordering Buttons Have Been Removed Due To Shipping/Inventory Issues. Contact for ordering information and product availability.

Want to see more free pages & lessons & other free stuff on this site?

Here's My Patreon:

Consider a dollar a month.  This will also allow me to volunteer my time.

NEW! Passwords have been that re organized into modules. PASSWORD INFO ← Click to find out more.

Already have Passwords but they don't work anymore? Hit the Contacts Tab and email me at gmail for the new ones.

Passwords have changed as of 15May, 2019.

The superduper supersecret math page on Facebook is NOT FREE. Just pay a one time entrance fee Of $27.50 for lifetime members, or $49.00 If you are "new."

**If you buy the Oct 5th training replay, you also get access to the Facebook page.

People are shocked and amazed when they see how much they get for a password. 50 bucks goes a long way at the house of math.