• They help bridge the connections among different modes of representation — concrete/pictorial/symbolic.
• There is an unlimited supply.
• They are easy to distribute and manage.
• You can often make quick changes among materials/representations.
• Only a web browser and Internet are required – no installation, CDs, compatibility issues!
• Students may find them to be more engaging that traditional materials.
• Printed versions of student work can be sent home for parents and/or included in portfolios.
• They are accessible anytime/anywhere (home, library) – equity of access.
• They often can be manipulated even more flexibly than concrete objects.

Math Tools page at The Math Forum (in a new window)