Free Lessons and Publications to download as PDF: https://www.mathlearningcenter.org/resources/lessons

Free Math Apps: https://www.mathlearningcenter.org/resources/apps

Math (K-12)

"Our mission is to inspire and enable individuals to discover and develop their mathematical confidence and ability."

https://www.khanacademy.org/

Math (K-12)

"Help every student succeed with personalized practice. 100% free.

Find standards-aligned content

Assign practice exercises, videos and articles

Track student progress

Join millions of teachers and students"

https://xtramath.org/#/home/index

Individualized math facts practice program

https://www.freckle.com/

Math (K-9)

ELA (K-12)

Social Studies (1-12)

Science (K-8)

"Freckle empowers teachers to differentiate instruction across Math, ELA, Social Studies and Science."

A truncated version, is available free of charge for individual teachers. With the free version, it is recommended that teachers print/save PDF of progress weekly since there is not storage with the free version.

https://www.mobymax.com/moby-learning

Math (K-8)

"Register for our free version with absolutely no obligation.

MobyMax combines award-winning curriculum covering 27 K-8 subjects with diagnostic testing, automatic progress monitoring, student motivation tools, communication tools, and more."

https://www.worksheetworks.com/

Math (K-12)

There are some free worksheets. Yearly fee for individual teachers for full access.

"We do worksheets. Some people call them “printables.”. On our site, you, the user, get to choose what goes into your worksheet. Every “generator” has options to make the worksheets you need. Depending on the topic, you can control different aspects such as the problem difficulty, the kinds of problems asked, and even the appearance of the page. The worksheets that you download from WorksheetWorks.com are made just for you."