AAA Math
Aaa Math: Aaa Math Lessons
AAA Math's interactive tutorials and lessons assist students grades K-8 improve their understanding of a wide range of arithmetic topics. Students are provided with immediate feedback as they complete the "Learn," "Practice," and "Play"...
University of Regina (Canada)
University of Regina: Math Central: Lessons and Units
This is a searchable database of lesson plans and units in all strands of Mathematics, from elementary to secondary.
Maths Challenge
Maths challenge.net: Problem Solving Database
Need some challenging problem-solving work for your students in the following areas: Discrete, Geometry, Numbers, and Code Breaking? This is the place for an enormous database of problems aimed at high school age students. They are...
National Council of Teachers of Mathematics
The Math Forum: Famous Problems in the History of Mathematics
On this site, there are several math problems to explore and solve. Look through some solutions by famous mathematicians and expand your thinking about some interesting math concepts. Teachers of elementary grades may want to use this...
Other
Hpedsb: The Geometer's Sketchpad: Resources
Lessons and activities for The Geometer's Sketchpad that span Kindergarten to Grade 11 can be found on this site. There are also tutorials and posters. As this is an older site, some links may no longer work.
National Council of Teachers of Mathematics
The Math Forum: Making Patterns
Explore the literature connections, online activity, pencil and paper activity, and the manipulative investigation of patterns and geometric shapes on this page!
Lin and Don Donn
Lin and Don Donn: Ancient History Lesson Plans Egypt
A social studies teacher shares his information on Ancient Egypt for elementary students. Find easy-to-understand facts on such things as the hieroglyphics, the Three Kingdoms, daily life, and religion.
Other
Teach Net: Brain Binders
Brain binders are great teacher sources for problem solving and critical thinking with geometry. Students fold sheets of paper to create solid colors on each side. Various levels are included starting with two folds through five folds.
abcteach
Abcteach: Earth Day Activities
[Free Registration/Login Required] How can you treat the earth with more respect? Check out this resource featuring links to elementary activities to celebrate Earth Day. You will find word searches, crossword puzzles, reading...
Teachnology
Teachnology: Money Teaching Theme
Money Teaching Theme provides an excellent collection of free sample worksheets, teacher resources, lesson plans and interactive media for the elementary grades.
NASA
Nasa: The Space Place
This site is geared towards elementary learners, but most lessons can be modified for older learners. Space-related classroom activities, printable images of Earth and space, thought-provoking Space Place Musing podcasts and math-related...