Decimal Squares provides simple games for students to use to develop their math skills. The games do not require an account to play and they work on any web browser that has current Flash plug-ins installed. The games are best suited to middle school students, but could be used with upper elementary grades or with high school freshmen.
"Anyone can use LeveledLibrary without registering for a free account. However, registered users have access to many features that are not availble to the unregistered users. Most notably, registered users can:
Everyone
Keep an inventories of the books you own and their levels
Specify the leveling system in which you want the book levels displayed.
Print labels for your leveled books in popular label sizes
View book details, such as binding, dewey decimal number, suggested categories, and cover images
Keep books in your shopping cart across multiple computers
All Educators
Search the inventories of colleagues at your school
Vote on book levels for books in the system
Manage Courses and Track Student Lending
Access reports about your classroom library
Administrators
Purchase and unlock reports:
See what books are in your school
Analyze how well a teacher's library matches the students in the class
Track student reading growth over time
See how well your students are picking books on their reading
level"
"Arcademic Skill Builders are free research-based and standards-aligned educational games! Engage and motivate students with our multiplayer and single-player games."