Khan Academy
Khan Academy: Electrical Engineering: Introduction
Some basic concepts to introduce the electrical engineering course. Become familiar with engineering numbers and notation, and learn about the two most important electrical quantities: current and voltage.
Mangahigh
Mangahigh: Algebra: Reflect Graphs
Mangahigh is a site that students can learn and practice math skills that are correlated to common core math standards. On this site students practice reflecting graphs of various functions using function notation.
Cut the Knot
Cut the Knot: Existence of the Orthocenter
This site defines the altitude of a triangle and gives the standard notation for altitudes of a triangle. The site then goes to list several proofs involving altitudes and orthocenters.
Scholastic
Scholastic: Study Jams! Math: Numbers: Place Value
This site provides great practice on the concept of place value. Students can first learn about the topic by watching a step by step instruction video that also points out areas of concern. Finally, students can practice their knowledge...
Alabama Learning Exchange
Alex: Decimals: The Master of Many Disguises!
In Cooperative/Collaborative groups, this lesson will actively engage students to represent decimals in different forms. An "Essential Question" will be used to activate background knowledge and set the purpose for understanding how to...
Louisiana Department of Education
Louisiana Doe: Louisiana Believes: Eureka Math Parent Guide Place Value, Rounding & Algorithms for Add'n and Subtr'n
A guide to support parents as they work with their students in place value, rounding, and algorithms for addition and subtraction.
Louisiana Department of Education
Louisiana Doe: Louisiana Believes: Eureka Math Parent Guide: Place Value, Counting, and Comparison of Numbers to 1000
A guide to support parents as they work with their students in place value, counting, and comparison of numbers to 1000.
Oregon State University
Calculus Quest: Exponential Functions
This CalculusQuest site provides a basic introduction to exponential functions, covering the laws of exponents and exponential growth and decay. At the bottom of the page are links to exponential equations, exercises, and the...
Read Works
Read Works: Classical Music: What Is Classical Music?
[Free Registration/Login Required] A biographical text explaining what classical music is. A question sheet is available to help students build skills in reading comprehension.
Math Slice
Math Slice: Number Sense Math Drills
A group of topics that include counting with pictures to 20, sums to 100, finding the missing number in a sequence, multiplication, expanded and standard form, and basic computation practice with addition, subtraction, multiplication, or...
Illustrative Mathematics
Illustrative Mathematics: Bowling for Numbers
The purpose of this game is to help students think flexibly about numbers and operations and to record multiple operations using proper notation. Aligns with 5.OA.A.1.
Illustrative Mathematics
Illustrative Mathematics: Peyton and Presley Discuss Addition
The purpose of this task is to support students in developing an understanding of a place value strategy for adding numbers. By using a representation to visualize the abstract notation, students will make sense of the strategy, adding...
Illustrative Mathematics
Illustrative Mathematics: A Sse Sum of Even and Odd
In this task, students use the structure of an expression to find ways to rewrite it. They are asked to use the defining property of even and odd functions to manipulate expressions involving function notation and to see the structure in...
ClassFlow
Class Flow: Place Value
[Free Registration/Login Required] This flipchart contains place value activities as well as integrated assessment.
Purple Math
Purplemath: Place Value: Concepts
Explains and illustrates the thinking behind the concept of place value.
Math Aids
Math Aids: Place Value Worksheets
Great resource to practice and strengthen math skills pertaining to place value. Math worksheets are printable, may be customized, and include answer keys.
Varsity Tutors
Varsity Tutors: Hotmath: Practice Problems: Multiplying Polynomials
Thirty-five problems present a variety of problems working with writing numbers in scientific notation or in standard form. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the...
Illustrative Mathematics
Illustrative Mathematics: S cp.b.9: Alex, Mel, and Chelsea Play a Game
Alex, Mel, and Chelsea play a game that has 6 rounds. In each round there is a single winner, and the outcomes of the rounds are independent. For each round the probability that Alex wins is $\frac{1}{2}$, and Mel is twice as likely to...
Illustrative Mathematics
Illustrative Mathematics: Number of the Day
Repeatable, daily activities are one of the best ways to instill the counting sequence for children. This activity requires a 100 chart which can be made or purchased. Students will count the "Number of the Day" beginning with 1 on the...
Texas Instruments
Texas Instruments: Decimal Defender App
This App helps students practice multiplication and division with decimals in a fun environment. Students use this App to learn standard multiplication and division algorithms as well as understand topics such as scientific notation, the...
Illustrative Mathematics
Illustrative Mathematics: F Bf,if the Canoe Trip, Variation 1
In this task about canoeing, learners must analyze paddling speed and current speed, which are working against each other, to determine how long a canoe trip would take. They write expressions and analyze characteristics of the graph...
Illustrative Mathematics
Illustrative Mathematics: 8.ee Ant and Elephant
In this problem comparing the mass of an ant to that of an elephant, 8th graders are contrasting a very small quantity with a very large quantity. They need to convert between grams and metric tons so as to work with the same units, and...
Illustrative Mathematics
Illustrative Mathematics: 6.ee,g Sierpinski's Carpet
In this task, 6th graders are presented with a large square divided into 9 squares and the center square is then removed. They are asked to find the area of the 8 remaining squares. Each smaller square is divided in the same way and the...
Louisiana Department of Education
Louisiana Doe: Louisiana Believes: Eureka Math Parent Guide: Expressions and Equations
A guide to support parents as they work with their students in expressions and equations.