Calling all Shape Detectives! In this weeklong adventure, the children will explore and search for basic shapes as they go on a shape hunt. They will describe, match, sort and compose a variety of two-dimensional shapes, and create a...

Download these free worksheets to sharpen your skills working with integers. Sheets focus on comparing and ordering integers, adding, subtracting, multiplying and dividing integers, and order of operations with integers.

Teachers, this is the place to come for fraction lesson plans if you teach elementary students. All the topics have a number of resources available from which to choose.

This tutorial reviews complex numbers, notation associated with complex numbers, and the basic operations involving complex numbers. Topics examined are conjugates and moduli, polar form, exponential form, arithmetic of complex numbers,...

Read through this explanation of how to add three digit numbers. Use the online game to practice this skill. The game will keep running totals of your correct and incorrect answers. It will also show you a percent score of the correct...

Given two basic functions that model a real-world situation, combine them using the appropriate arithmetic operation in order to model a more complex situation. Students receive immediate feedback and have the opportunity to try...

This lesson solidifies students' understanding of time to the hour (while enriching with basic geography content) and continues to build back up to 3rd grade goal of time to the minute.

A small collection of 20 or so math brain teasers and word problems, in Spanish. Challenging for younger students -- they use math skills up to multiplication.