This is a great introduction to the computer science study of cellular automata- how tiny discrete objects (cells) interact with each other and their environment in unexpected ways. Sometimes we see an orderly pattern, and often chaotic behavior. Try your hand at creating a glider!

From NatWest Money Sense. For Ages 8-12, this financial game from the United Kingdom. This is a modern take on the "Oregon Trail" style simulation of a journey. Can you keep a budget? How do you respond money decisions over 12 weeks? Special Thanks to Grayson for suggesting this site. See this article for more. [article]

Sixteen games appropriate for kids ages 8-12, sorting coins, math jam, and several other non-math games. My personal favorite is Fort Knox Frenzy which can be played via mouse or keyboard.

While this website doesn't really have math-related games, these are a collection of HTML-5 non-flash games that will delight and amuse anyone over the age of 10.

Many games, in the HTML5 format so they work in most browsers. Click on the Math link to see a link of math specific games, there's multiplication, algebra, time, money, fractions, etc.

The link takes you to math games for grades 6 (ages 11-12). However it has games appropriate down to age 5. Some games, like Otter Rush, can be multi-player. It was fun- having to know your base and exponents to get ahead to win the race!

There are A LOT of dice rollers on the web- this one is really good. A basic dice rolling simulation, but allows for D4, D6, D8, D10, D12, D20, and even a D100 die. It keeps a running log of die or dice rolls. Easy to use and free!

Use a submarine to re-plant a reef by rounding decimals, for ages 10 and up. from free-training-tutorial.com

There are about 20 high school (ages 14-18) math games here which are no-sound quiet, and yet fun. Transformation golf was a personal favorite of mine. Games can be sorted by subject, such as geometry.

Learn to master the bezier line tool found in programs that allow designers to make bezier lines. Bezier lines are based on polynomials. They get progressively more difficult!

This website has a lot to offer. There are many educational categories, but two are math related: multiplication tables and Pre Algebra. Bring your students to the mathematics section and have them help earn rice for people facing food insecurity. It's free and could provide a great way to sharpen skills while providing altruism.

Math games for 6th grade (ages 11-12). There are a few "premium" games that require a membership, but mostly- lots are free! Some are not really math games (Doctor Acorn 3) so if you're okay with kids exploring, let them find something fun at this site!

The ads on this website are too intense, and several games are flash based and no longer work. THat's why I've made direct links to the best ones; some 8th grade (ages 13-14) math games:

A whiteboard specifically for math teachers. Special gestures allow the writer to automatically create graphs. There's some very cool technologies that help you communicate! Special thanks to Theresa L.

Fully featured variable sized geoboard with lots of features.

From Math Learning Center. Easily create a "share code" to allow remote learners to see your board.

From tutorialspoint.com, one click and you have a basic whiteboard you could use while sharing your screen, recording a video or whatever you need to show.

Interactive whiteboard, pens, graphics, stickynotes, and text can be easily added. Share a link to others and they can interact with the objects on the board. Create multiple slides within each board, and create multiple board for different students, different sessions.

A powerful video editor for Windows and Max, there is educator pricing available. Use this to produce video tutorials, ready to export to file or YouTube.

Free to use (with limits, and a watermark) but easy and requires no desktop software. Browser based screen recording software

 >>> Learn how to use it in less than 6 minutes.

From the website, "Teachers provide individualized, real-time feedback and grading with an array of tools–directly on the canvas, in the help center or with pointed stickers.""

From the website, "Flipgrid is a simple, free, and accessible video discussion experience for PreK to Ph.D. educators, learners and families. Create a Topic and engage your community...together!"

From Angela Watson's description, "The Nearpod app provides a number of ways for teachers to provide engaging and interactive content to a classroom. With the ability to provide polls at various points during a class, teachers are able to determine who is paying attention to the class."

From the website, "It only takes minutes to create a learning game or trivia quiz on any topic, in any language, Host a live game with questions on a big screen or share a game with remote players, Game on! Join a kahoot with a PIN provided by the host and answer questions on your device."

From the website, "Free PPT templates & Google Slides themes for your presentations Free for any use, no registration or download limits." Yep, actually they are pretty good and give your presentation a fresh look.

From the website, "OER Commons is a public digital library of open educational resources. Explore, create, and collaborate with educators around the world to improve curriculum."

This link takes you specifically to mathematics books. From the website, "Based at Rice University, OpenStax is one of the world’s largest nonprofit digital learning platforms and publisher of free, open education resources. Join us and help millions of students experience an affordable, engaging education."

This site contains virtual manipulatives for many different contents, however this link will take you to mathematics specifically. They cover several domains and development levels from early education to high school level.

Several Mathematics virtual manipulatives such as geoboards, clocks, number frames, pieces, a number rack, shapes, and more. Excellent for students ages 5-11.

Many classroom activities, ready to go. Filter by subject & grade. For example, "Students use math concepts related to transits to discover real-world data about Mercury, Venus and planets outside our solar system."

"How do you draw on the screen?" For most of us who don't have a Microsoft Surface, we use a Wacom graphics tablet. This model is around $80. I recommend this for any math or science teacher."

QR codes can be used in many ways. For example, make a link to an answer sheet the student could use to see if they got an answer correct. QR codes can also display basic text information. Try it:

Similar to QR Code Maker, this is an alternative service that will make QR codes for free.

A nice simple timer that you may configure with seconds, minutes, hours, whatever you need! If you're sharing your screen and need to show when class will start, or when group work need to end, use the egg timer.

When you need PDF generated custom graph paper, there is no better site. It's not https secured, but don't worry: it's a safe site.

This is an interesting site: configure a graph using your mouse, and then either take a screen shot, or hit the "print" button.

Make (x,y) Graphs, number lines, basic worksheets for arithmetic skills. Lots of free services, and a subscription offers extra tools.

Free worksheets- when you need something for the kids to work on, this is fast. Check out the free trial offer too.

Free worksheet generator- when you need something for the kids to work on, this is fast. Highly configurable.

This website has paper polyhedra students can clip & glue to get some hands-on experience with 3D geometric shapes. Fun for kids ages 12 and up. Provide your own scissors and glue!

A MacOS program to aid with typsetting mathematical equation using LaTeX. What is LaTeX? Follow this link.

From the state department of education, this is the landing page for content standards and current information about the process of revising & updating standards.

Online teacher relicensure and and professional development (PD)

From the website, "The Mathematical Association of America is the world’s largest community of mathematicians, students, and enthusiasts. We further the understanding of our world through mathematics because mathematics drives society and shapes our lives."

The national organization for teachers in the United States. If you are new to teaching, you really should get a copy of the NCTM Principles and Standards. It's $30.

Learn basic and advanced skills across Google tools with free online training courses designed for educators of all levels.

The landing page for Apple products and technology for K-12 educators.

A landing page for how to use microsoft technologies for education-focused use.

For teachers needing specific courses to fulfill relicensing requirements. Online courses.

From Texas Instruments, these are online webinars, live and on-demand for teachers and teams. This link takes you to summer workshops. (link)

Offering 1-week and 2-week summer workshops for AP College board training.

A course, Math 600, from Stephen Tosh, this is a great place to start learning how to format & typeset mathematical expressions for use on the webpages and print publications.

A fully web based TI-84 CE calculator from Pearson's TestNav assessment framework. How to use: click "start", click "start" a second time, then click on the tiny calculator icon at the top of the page. A TI-84 CE will appear. OS version 5.4.2 as of this writing, Jan 2021.

A fully web based TI-30XS Multiview calculator from Pearson's TestNav assessment framework. How to use: click "start", click "start" a second time, then click on the tiny calculator icon at the top of the page. A TI-30 Multiview will appear.

Texas Instruments offers their calculator product SmartView as a 90-day trial. Perfect for students in a short course or a unit that required only a little bit of work with the calculator. Note: The MacOS version is a memory and processor hog. Don't leave it open while on battery only.
• Direct Link to TI-84 downloads
• Direct Link to TI-nspire downloads

Compiled by Daniel Gleich, this is a page that has everything from personal loan to Currency Converters. A great site to explore how math & money can work for you.

From Stendec.io. Elvis Pfützenreuter created this top-notch free implementation of the beloved HP calculator. Also available is the HP-11c scientific. It's also available on the Chrome browser platform. See this link for a Chrome plug-in version.

When you need a scientific calculator right away, this one will do the job. Features a "paper-tape" interface so students can see what they did in the last step. Cool beans!

This is the graphing website. Also makes tables, graphs inequalities, and conic equations.

A quick and intuitive interface for making circles, polygons, lines, angles, and then dynamically seeing how values and angles change. An excellent resource for studying triangles and circles. Geogebra.org also hosts a CAS grapher/calculator similar to Desmos.

This is a simple little widget that does one thing perfectly well: you enter an explicit equation (like 2x+5), and it produces a table of values. Quick, simple, and useful.

Sliders are a fantastic way to develop a sense behind the numbers. This widget, from Congressional FCU, shows you the monthly payments for an loan. User provides Principle, interest, number of payment periods. Outputs total payments and total interest paid. Even makes a handy amortization report.

Thirty (wow!) savings and retirement based calculator widgets. If it's not on this page, you won't need it. Everything from reverse mortgage to Roth vs IRA widgets.

A Javascript widget by professor David J. Eck, Brandeis University. Simply the best. It uses an elegant interface. You can download a pretty image as a png file, zoom in, adjust the colors...this guy did an amazing job bringing the beauty and wonder the the famous Mandelbrot Set to everyone. For an investigation of the mathematics of how to generate the M-Set, vist the Tiny Library "how to" section.

Easy to use, ages 10 and up. A visualization tool for creating Bar, Line, Dot, Pie, and Histogram graphs.

Packaged, ready-to-go lessons for grades 5-12 that use weather and climate data. Topics, El-Niño, Seal Level, Coral Bleaching, Water Quality & Ocean acidification

A simple way to create a nice box and whisker plot using Desmos. Copy & paste in a list of data values, and it shows a nice graphic plot.

Where was this when I was in high school? From the website, "[A] Tool to generate permutations of items. In Mathematics, a permutation is an arrangement of distinct items in various orders 123,132,213,231,312,321."
Click here for the Combinations Generator

A very simple website that allows you to roll any n-sided die any number of times, and then you can see statistics. Best of all, it's free and easy to use.

Common Online Data Analysis Platform, from the website, "educational software for data analysis. This web-based data science tool is designed as a platform for developers and as an application for students in grades 6-14."

Statistics & Data, a more advanced website that uses templates to help student make visualization from data. Choose a template, and you may adjust or add data. Ages 14 and up.

From the website, "Data Nuggets are free classroom activities, co-designed by scientists and teachers, designed to bring contemporary research and authentic data into the classroom. Data Nuggets include a connection to the scientist behind the data and the true story of their research."

These are apps that are used with their textbooks.

A large collection of statistics apps.

Stock Photos, from the website: All photos and videos on Pexels are free to use, attribution is not required. Giving credit to the photographer or Pexels is not necessary but always appreciated. you can modify the photos and videos from Pexels. Be creative and edit them as you like.

Stock Photos and Vector Based clip art. If you are designing content and need images, and are looking for something better than royalty-free stuff, then I recommend this site. Compared to Getty Images, it's much less expensive.

What can you do with a mathematical knowledge engine? Ask it how many days are between dates. Convert any unit to any other unit, show steps of an algebraic solution, show the first 30 digits of π. physics, chemistry, engineering, it has all the bases covered.It answers questions you didn't even know you had. The free service provides a lot, and the paid subscription is quite reasonable.

Math stuff for math geeks. Journals, t-shirts, mugs, pint glasses, even tea towels!

A comprehensive site that lists all the TI-84 BASIC commands and instructions.

A web-based tutorial and comprehensive directory of commands and functions

The Mastering Mathematics Training Prep Bundle.

Free software for Mac / Windows. If your video file is too large, this software can transcode it to a much smaller size, very useful if you are regularly posting videos to your own server or learning management platform.