Activity
Cool Math

Coolmath: Gauss's Problem and Arithmetic Series

For Students 6th - 9th
This algebra lesson explains Gauss's Problem and introduces arithmetic series.
Interactive
Annenberg Foundation

Annenberg Learner: Interactives: Elements of a Story

For Students K - 1st Standards
Explore the elements of a story using the well-known Cinderella story as source material. Learn about setting, character, sequence, exposition, conflict, climax, and resolution.
Activity
Texas Instruments

Texas Instruments: Activities: Numb3 Rs: Growing Geometrically

For Teachers 9th - 10th
Based off of the hit television show NUMB3RS, this lesson introduced students to the concept of geometric growth and geometric series/sequences. Students explore some real-life examples of geometric growth, such as chain letters, bank...
Unknown Type
University of Vienna (Austria)

University of Vienna: Arithmetic or Geometric?

For Students 9th - 10th Standards
Interactive quiz in which the first few terms of a sequence are given, which then must be identified as an arithmetic or geometric sequence. After completion, the site returns a score to judge understanding of the different types of...
Activity
Texas Instruments

Texas Instruments: Differential Equations and Slope Fields

For Teachers 9th - 10th
In this activity, students investigate and learn about functions known as sequences. They learn how they can be represented symbolically, graphically, and numerically.
Interactive
Cool Math

Coolmath: Series and Sigma Notation

For Students 9th - 10th
Explanation and examples for series and sigma notation.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: A Sse.4: You Tube Explosion

For Teachers 9th - 10th
This task, commentary, and solutions, were authored by Lacey Dixon and Jonathan Utegaard of The University of Arizona. The purpose of this task is to have students derive the formula for the sum of a specific finite geometric series....
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: A sse.b.4: A Lifetime of Savings

For Teachers 9th - 10th
The purpose of this instructional task is to give students an opportunity to construct and find the value of a geometric series in a financial literacy context. Aligns with A-SSE.B.4.
Activity
Varsity Tutors

Varsity Tutors: Hotmath: Algebra Review: Arithmetic Sequences

For Students 9th - 10th Standards
Find a quick, concise explanation of arithmetic sequences. The formula for the nth term and several examples are given to help you understand how to find the nth term of a variety of arithmetic sequences.
Activity
Varsity Tutors

Varsity Tutors: Hotmath: Algebra Review: Geometric Sequences

For Students 9th - 10th Standards
Find a quick, concise explanation of geometric sequences. The formula for the nth term and several examples are given to help you understand how to find the nth term of a variety of geometric sequences.
Handout
Wolfram Research

Wolfram Math World: Divergent Series

For Students 9th - 10th
This page discusses divergent series, providing links to more detailed information about various aspects of divergent series.
Handout
Northwestern University

North Western: Taylor and Maclaurin Series Approximations [Pdf]

For Students 9th - 10th
The site gives the Taylor and Maclaurin Series Approximation.
Graphic
Virginia Commonwealth University

Don Mikulecky: The Limit of a Sequence

For Students 9th - 10th
A series of slides discussing the mathematical limit of a sequence. The slideshow is straight-forward, providing terminology and examples of how to find sequence limits. The slideshow goes on to discuss series, and more.
Unit Plan
Mangahigh

Mangahigh: Algebra: Find the Nth Term of a Nonlinear Sequence

For Students 9th - 10th Standards
Students explore an interactive tutorial on nonlinear sequences and then practice their knowledge by attempting ten questions that increase in difficulty level.
Unknown Type
Khan Academy

Khan Academy: Use Arithmetic Sequence Formulas

For Students 9th - 10th Standards
Given the formula of an arithmetic sequence, either in explicit form or in recursive form, find a specific term in the sequence.
Lesson Plan
Learning Farm

Learning Farm: Ccs: Time, Sequence, and Cause/effect

For Students 1st - 4th Standards
An automated lesson will engage student's learning how to describe the connection between a series of historical events, scientific ideas or concepts, or steps in technical procedures in a text. An introduction to the concept precedes a...
Lesson Plan
Utah Education Network

Uen: Locomotor Sequencing (K)

For Teachers K - 1st
This kindergarten lesson reinforces the skill of following directions. Students must listen to a series of directions and follow them. Students will make different movements based on the directions.
Unit Plan
CK-12 Foundation

Ck 12: Analysis: Sums of Finite Geometric Series

For Students 10th - 12th Standards
[Free Registration/Login may be required to access all resource tools.] This lesson covers finding the sum of a geometric series using the formula and the calculator.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Elapsed Time in a Sequence of Events Word Problems

For Students 3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] In this learning module, students must solve multi-step word problems by calculating a specified amount of elapsed time in a series of events. Includes video...
Unit Plan
Other

University of Surrey: Hard Fibonacci Puzzles

For Students 9th - 10th
A list of difficult puzzles that deal with Fibonacci sequences and numbers. Especially interesting for students who enjoy puzzles and sequences.
Handout
National Council of Teachers of Mathematics

The Math Forum: Finding a Term of an Arithmetic Series

For Students 9th - 10th Standards
This site from the Math Forum contains a common question asked by students learning about arithmetic series which is answered by Dr. Math in a format that is understandable for all ages.
Activity
Interactive Mathematics

Interactive Mathematics: Geometric Progressions

For Students 9th - 10th Standards
How much rice did the prince get from the king? Find out here as the legendary story is solved using a geometric series. Additional examples and formulas are provided.
Unit Plan
CK-12 Foundation

Ck 12: Geometry: Visual Patterns Grades 10 12

For Students 10th - 12th
[Free Registration/Login may be required to access all resource tools.] This lesson covers how to find the next term in a sequence.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Predicting the Next Shape in a Sequence of 2 D and 3 D Shapes

For Students 2nd - 4th
[Free Registration/Login may be required to access all resource tools.] The video shows how to look at a pattern of 2D shapes to determine the next shape in the pattern. The video is followed by a series of practice questions to assess...

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