University of Cambridge
University of Cambridge: Nrich: Planet Plex Time
At this one page website you can sharpen your logic and counting skills while working on this challenge. The solution is available to double check your solution.
AAA Math
Aaa Math: Ordinal Numbers
Through this tutorial you can learn about ordinal numbers, practice using them, and play some games where you use your new information.
Other
Cyber Sleuth Kids: Number Line Worksheets
Using a number line has just gotten a little easier for teachers and students in this site from CyberSleuth that contains an assortment of printable number line worksheets. Here you will find blank number lines, number lines with...
Fun Brain
Fun Brain: One False Move (Number Sequencing Game)
In this Halloween-themed game, players must correctly sequence numbers from highest to lowest or lowest to highest.
Education Place
Houghton Mifflin: Eduplace: Compare and Order Whole Numbers to 100
In order to help children understand what numbers mean, it is helpful to teach them how to compare and order them. This site provides lesson plans, tips & tricks, and frequently asked questions. It's concise and easy to understand.
Math Slice
Math Slice: Sequencing (Ordering) Worksheets
This tool allows you to create worksheets where students must sequence a given set of numbers from either greatest to least, or least to greatest.
Quia
Quia: Counting to 10
Younger students can practice counting cute objects up to 10 and gives them positive feedback as they work their way through the activity.
Quia
Quia: Counting to 7
This website for young children gives them practice counting cute objects up to 7 and gives them positive feedback as they work their way through the activity.
Quia
Quia: Counting to 8
This website for young children gives them practice counting cute objects up to 8 and gives them positive feedback as they work their way through the activity.
Quia
Quia: Counting to 9
This website for young children allows them to practice counting objects up to 9, and it gives them positive feedback as they work their way through the activity.