CK-12 Foundation
Ck 12: Elem Math: Finding and Completing Growth Pattern Sequences
[Free Registration/Login may be required to access all resource tools.] In this learning module, students must identify a simple pattern in a series of numbers and continue the pattern. Includes video demonstrating a sample problem...
CK-12 Foundation
Ck 12: Elem Math: Finding and Completing the Number Patterns
[Free Registration/Login may be required to access all resource tools.] In this learning module, students must identify the pattern in a series of numbers and fill in the missing numbers. Includes video demonstrating a sample problem...
National Council of Teachers of Mathematics
Nctm: Figure This: Number Tricks
Can you break the magic number code? Test your algebra aptitude in this challenge that explores number generalizations, symbols, and equations. Discover how algebraic procedures are used in everyday situations in this one page activity...
Mathigon
Mathigon: Algebra: Special Sequences
In addition to arithmetic and geometric sequences, Fibonacci Numbers, and figurate numbers, there are countless interesting sequences that don't follow a similar, regular pattern. These include prime numbers, perfect numbers, the...
Mangahigh
Mangahigh: Algebra: Find the Nth Term of a Linear Sequence
Students explore an interactive tutorial on linear sequences and then practice their knowledge by attempting ten questions that increase in difficulty level.
Mangahigh
Mangahigh: Algebra: The Term to Term Rule
Students explore the concept of the term to term rule by working through an online tutorial and then attempting a ten question quiz that increases in difficulty as questions are answered correctly.
CK-12 Foundation
Ck 12: Analysis: Sum Notation and Properties of Sigma
[Free Registration/Login may be required to access all resource tools.] An introduction to summation notation and basic operations on sigma.
Khan Academy
Khan Academy: Sums of Consecutive Integers
Practice finding the nth number in a sequence of consecutive numbers based on the sum. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
CK-12 Foundation
Ck 12: Analysis: Explicit Formulas
[Free Registration/Login may be required to access all resource tools.] In this lesson students learn about explicit formulas for identifying terms of a sequence without knowing the preceding term. Students examine guided notes, review...
CK-12 Foundation
Ck 12: Analysis: Explicit Formulas
[Free Registration/Login may be required to access all resource tools.] This lesson covers how to write the nth term and how to use it to find terms in the sequence. Students examine guided notes, review guided practice and attempt...
Other
Interactive Stuff: Sequences
Work out the 4th, 5th, 10th, 20th, and nth terms in a number sequence.
Math Planet
Math Planet: Geometric Sequences of Numbers
Gain an understanding of the geometric sequences of numbers by viewing an example and a video lesson.
Texas Instruments
Texas Instruments: Numb3 Rs: It All Started With a Pair of Rabbits
Based off of the hit television show NUMB3RS, this lesson introduces students to the set of Fibonacci numbers and shows how this set is present in many aspects of nature. Through the lesson, students explore the first 13 elements in the...
Khan Academy
Khan Academy: Algebra I: Sequences Word Problems
Given a verbal description of a real-world relationship, determine the sequence that models that relationship. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
BBC
Bbc: Higher Bitesize Maths: Sequences: Recurrence Relations
A tutorial on recurrence relations focuses on the topic of sequences and works with limits. Several examples are included.
Math Open Reference
Math Open Reference: Sequences
Learn about sequences with this handy reference guide. Provides a detailed definition, examples, and an interactive activity that enhances further explanation. Includes links to related topics.
University of Cambridge
University of Cambridge: Nrich: It Must Be 2000
On this one page website sharpen your logic and pattern extension skills while working on this challenge. The solution is available to double check your solution.