Math

Databases

databasesLibrary databases are online collections of information, organized for research. Databases contain articles, eBooks, images, maps, primary sources and more. Start your research with these general databases, available from any Denver Public Library or from home with a Denver Public Library Card.

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Libby - Math eBooks

Learning Express Library 
Basic Math, Algebra, Geometry, Calculus (and more) courses, tutorials and practice tests and courses, and recursos en español. Create a free account to get started and track your progress.

Tutor.com
Tutor.com provides online, on-demand academic tutoring, homework help, and test preparation to kindergarten through 12th grade students.  Available 3-10pm, 7 days a week.

Other Resources

Khan Academy - Math 
Videos on algebra, geometry, calculus and more.

SparkNotes Math Study Guides 
Covers everything from Prealgebra to Calculus.

Math Teachers Circle 
Collection of materials developed for Math Circle sessions for teachers and students.

Cool Math 
Lessons, practice, games and more.

Numberphile 
Videos about math applied to everyday life scenarios.

Metric Conversions 
Convert measures such as temperature, length, area.

Unit Converters
The intent of this site is to provide a convenient means to convert between the various units of measurement within different systems, as well as to provide a basic understanding of the systems currently in use, and how they interact.

Online Conversion includes conversions for cooking and recipes.