Curated OER
Using Cabri Geometry to Create Fractals
Learners construct the Sierpinski Triangle using Cabri Jr. They use a step-by-step guide to construct the Sierpinski Triangle on their graphing calculator and then discuss the formula for constructing a nth stage Sierpinski Triangle.
Curated OER
Sequence Graphs
Investigate arithmetic and geometric sequences by using a graphing calculator to determine if a sequence is linear or exponential.
Curated OER
NJ HSPA Cluster 4
Pupils engage in a instructional activity that is focused upon helping them to complete exercises used to prepare for the High School Proficiency Assessment. They look at the patterns seen in algebraic problems and focus upon the cluster...
Curated OER
Geometric Sequences and Series
Learn to calculate the nth term of a sequence defined by an algebraic expression. They examine geometric sequences and series, relate geometric sequences to their explicit forms, find the partial sums of a sequence in a table, and...
Curated OER
Geometric Sequences and Series
Learners find common ratios of geometric sequences on a spreadsheet. Using this data, they create scatter plots of the sequences to determine how each curve is related to the value of the common ratio. They will consider whether series...
Curated OER
Get Your Numbers in Shape - TI-83
High Schoolers use the TI-83 calculator to produce a sequence, explore patterns and find a linear or quadratic equation for a given pattern. They use inductive reasoning to make conjectures about patterns. They find the Y-value of a...
Wolfram Research
Wolfram Math World: Geometric Series
This site provides a general overview of a geometric series.
Richland Community College
Richland Community College: Arithmetic Sequences
This is a lesson from Richland Community College on arithmetic sequences. This site provides theories and examples for working with different problems of arithmetic sequences such as calculating the Sum and Difference of an arithmetic...
Shodor Education Foundation
Shodor Interactivate: Lesson: Introduction to Arithmetic and Geometric Sequence
This lesson plan offers an introduction to sequences. Through the use of computers, students are able to see what happens to the sequences when multipliers and add on values are changed.
Maths Challenge
Maths challenge.net: Chequered Floor
A problem involving patterns to find the solution to this sequence problem.
Varsity Tutors
Varsity Tutors: Hotmath: Sequences and Series
Hotmath provides 20 practice problems relating to sequences and series. Each of the practice problems include a step-by-step guide for solving.
Varsity Tutors
Varsity Tutors: Hotmath: Practice Problems: Arithmetic Sequences and Series
Twenty-two problems present a variety of practice working with arithmetic sequences and series. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View...
Varsity Tutors
Varsity Tutors: Hotmath: Practice Problems: Geometric Sequences and Series
Twenty-eight problems present a variety of practice working with geometric sequences and series. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View...
Math Medics
S.o.s. Math: The Geometric Series
The process of adding infinitely many numbers is at the heart of the mathematical concept of a numerical series. This lesson gives a tutorial on geometric series. Includes sample problems and solutions.
Other
The Manipulations of Bilinear Sequences
This site contains detailed information regarding the manipulations of bilinear sequences. Examples and formulas are included.
CK-12 Foundation
Ck 12: Interactive Algebra 1 for Ccss
This is a complete, full-year Algebra 1 course with interactivity included in every lesson. Some lessons include videos, and all include interactives and inline questions that offer instant, per-answer feedback. Every lesson also has...
Houghton Mifflin Harcourt
Holt, Rinehart and Winston: Homework Help Independent Practice: Arithmetic Sequences
Get independent practice working with arithmetic sequences. Each incorrect response gets a text box explanation and another try. Correct responses are confirmed.
Houghton Mifflin Harcourt
Holt, Rinehart and Winston: Homework Help Independent Practice: Geometric Sequences
Get independent practice working with geometric series. Each incorrect response gets a text box explanation and another try. Correct responses are confirmed.
University of Regina (Canada)
University of Regina: Math Central: Arithmetic Sequence and Series
Three lessons on how students can discover the basics of arithmetic sequences, arithmetic means, and arithmetic series. Each instructional activity has an overview, materials, procedures, and evaluation techniques.
Richland Community College
Richland Community College: Geometric Sequences
Richland Community College provides a lesson on geometric sequences. This site has explanations and examples of their properties.
Wolfram Research
Wolfram Math World: Geometric Sequence
This MathWorld site, an online training tool, provides a definition and an example of a geometric sequence and how it operates. Other math-related topics available.
Texas Instruments
Texas Instruments: Serious Series
Students learn about geometric and telescoping series and the relationship between the sequence of partial sums of a series and its sum. They then use the CAS of their TI-89 and calculus to determine the sum of these series.
University of Vienna (Austria)
University of Vienna: Arithmetic or Geometric?
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...
Texas A&M University
Wtamu Virtual Math Lab: College Algebra: Sequences
An introductory tutorial on sequences, complete with important definitions, example problems and step-by-step solutions, and several practice exercises for you to complete and check. Provides good explanations and examples of arithmetic,...