Mathigon
Mathigon: Algebra: Figurate Numbers
There are many other sequences that are based on certain geometric shapes. These sequences are often called Figurate numbers, numbers that can be represented using geometric shapes. Examples include square, triangle, and tetrahedral...
Interactive Mathematics
Interactive Mathematics: Geometric Progressions
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.
Interactive Mathematics
Interactive Mathematics: Arithmetic Progressions
A description of an arithmetic series begins this demonstration, followed by formulas and examples. A real world application is included for practice.
PBS
Pbs: Gauss Arithmetic Sequence Strategy
Learn how mathematician Karl Friedrich Gauss figured out how to sum up any arithmetic sequence without having to add up each and every term. This video focuses on using your critical thinking to follow along as Gauss determines his...
Other
Write Design: Graphic Organizers: Sequence
Lists and describes several types of graphic organizers which fall under the "sequence" mold, including a ranking table, continuum scale, cycle, bridging snapshots, series of events chain, and a problem/solution outline.
Annenberg Foundation
Annenberg Learner: Sequence
Listen to an explanation about the series of events in Cinderella. Then look at some pictures where the story's events are all mixed up and put them in the correct order.
Khan Academy
Khan Academy: Evaluate Sequences in Recursive Form
Find the first few terms of sequences that are defined recursively. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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...
Texas Instruments
Texas Instruments: Getting Started With the Calculus Tools App
This user-friendly application extends the build-in power of your TI-89 and TI-92 Plus by providing more specialized functionality. Use Calculus to investigate applications of differentiation, compare numerical integration techniques and...
Khan Academy
Khan Academy: Explicit Formulas for Arithmetic Sequences
Solve problems such as: The first four terms in an arithmetic sequence are 12, 5, -2, and -9. Find an explicit formula for the sequence.
Khan Academy
Khan Academy: Finite Geometric Series
Practice these multiple-choice problems with finite geometric series.
Mathigon
Mathigon: Algebra: Sequences and Patterns
Explore this course in sequences and patterns including simple sequence, triangle and square numbers, terms, recursive formulas, and explicit formulas. Click on Trailer on the top left to watch an introductory video.
Read Works
Read Works: Sequence Kindergarten Unit
[Free Registration/Login Required] A series of three lesson plans designed to teach students to recognize the beginning and ending of a story and use word clues to put story events into the correct sequence. Lessons are based on the...
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...
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.
Ministry of Education and Universities of the Region of Murcia (Spain)
Ministerio De Educacion Y Ciencia: Progresiones
This interactive unit introduces the concepts of arithmetic and geometric progression. It shows how to obtain the terms of a progression, its general term and the sum of the terms.
CK-12 Foundation
Ck 12: Elem Math: Predicting the Missing Decimals in a Sequence
[Free Registration/Login may be required to access all resource tools.] For this learning module, students are presented with a series of decimal numbers and must identify the pattern and fill in the missing numbers. Includes video...
Cool Math
Coolmath: Gauss's Problem and Arithmetic Series
This algebra lesson explains Gauss's Problem and introduces arithmetic series.
Ministry of Education and Universities of the Region of Murcia (Spain)
Ministerio De Educacion Y Ciencia: Sucesiones Y Progresiones
In Spanish. This unit introduces the concept of succession focusing on the study of arithmetic, geometric and Fibonacci.
Ministry of Education and Universities of the Region of Murcia (Spain)
Ministerio De Educacion Y Ciencia: Sucesion De Fibonacci
In Spanish. This unit is about Fibonacci numbers, some of its most interesting properties and their occurrence both in nature and art.
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...
Annenberg Foundation
Annenberg Learner: Interactives: Elements of a Story
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.