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CK-12 Foundation
Sequence: The Sequence Calculator
Work through a sequence in discovering number patterns. Using the interactive, pupils explore arithmetic and geometric sequences by setting the initial value and the common difference or ratio. Learners distinguish between the two types...
CK-12 Foundation
Sequence of Partial Sums: Partial Sums
Have some fun building squares out of triangles. Pupils investigate the partial sums of odd numbers. Using the sum of the first four odd numbers, learners see that it can be rewritten as a sum containing a triangular number. Simplifying...
CK-12 Foundation
Sums of Finite Arithmetic Series: Triangular Numbers
Using a slider, scholars build triangular numbers and their associated rectangles and use the geometric display to find the pattern to determine the next triangular number. They then relate that number to the area of the rectangle to...
CK-12 Foundation
Hyperbolas
Hyperbolas—practice thinking outside of the box. Pupils alter the end behavior box to create various graphs of hyperbolas. They determine formulas to find the distance from the origin to the foci. Using that information, scholars...
CK-12 Foundation
Definition of Inverse Functions
Investigate the definition of inverse functions graphically. Using the interactive, scholars create a graph of a function and view its resulting inverse. They then determine whether a group of functions have inverses that are also...
CK-12 Foundation
Existence: One-to-One Functions and Inverses
One-to-one means the answer is simple, right? Given four graphs, pupils use a vertical line to test each graph to find out if they are one-to-one. By using the resource, learners realize that not all one-to-one relations are functions....
CK-12 Foundation
Limit of a Sequence: Finding the Limit of a Sequence (Part 4)
Take a look at another alternating sequence. The resource provides a graphical display of a sequence that alternates between two values. Pupils use the display to determine whether the sequence has a limit. Given a theory of limit,...
Curated OER
On the Beach: Disabled and Mother's Pride
What do an early 20th century poet and a 1980's rock star have in common with a novel from the 1960's? Using Wilfred Owen's poem "Disabled" and George Michael's song "Mother's Pride," learners answer questions about the lyrics and themes...
Curated OER
Career Education for Early Elementary Grades
It's never too early to connect children with the real world meaning of their work. A series of four one-hour sessions, plus a field trip, make up this unit on college and career readiness for first and second graders. After viewing a...
Curated OER
Listening To a Guest Speaker
Pupils review the main points of note-taking to summarize the content of a formal or informal spoken presentation. They hear a guest speaker talk about a pre-arranged topic and take notes during the presentation. Next, they write a...
Curated OER
Patterns Patterns Everywhere
Upper graders work with number patterns. In this pattern lesson, learners recognize and continue number patterns and find the rules. They do some as a class and complete an assessment.
Illustrative Mathematics
Adding Tenths and Hundredths
Learning to add fractions with different denominators presents a big hurdle for many young mathematicians. Simplify the process for learners with this series of practice problems involving the friendly fractions tenths and hundredths....
Curated OER
Adjective Clauses Using That and Which
An online lesson that clearly, if exhaustively, explains when to use "that" or "which" to begin a relative clause, specifies exceptions to the rule, and notes when to set off such clauses with commas. Learners assess their mastery...
Shmoop
ELA.CCSS.ELA-Literacy.RL.11-12.4
Your assessment is to figure out if I am being figurative or connotative with this statement: This is a great resource. Can’t do it? Then you had better review how to break down Common Core skill RL.11-12.4. In simple language that you...
Mathed Up!
Algebraic Fractions
Learn ways to simplify algebraic fractions with a video that reviews how to simplify rational expressions by canceling common factors and how to add and subtract simple rational expressions. A worksheet tests pupils' understanding...
Curated OER
Writing Review 3
After reviewing basic capitalization and punctuation rules, give your young grammarians this four-question quiz to assess their understanding of the most basic English language conventions.
Curated OER
Magnetism
Attract your class to magnetism with this straightforward presentation. Using bullet points and simple phrases, viewers are taught the basics of magnetism. There are no pictures or diagrams to help explain, so you might want to add a few...
Curated OER
Choosing a Foreign Language Career
"Why do we have to learn a foreign language?" Have you ever heard that question before? Give your novices this project, and have them research different jobs that require the use of a foreign language. They create a PowerPoint...
Curated OER
Humans and the Environment
This PowerPoint is a straightforward list of facts about how humans impact the environment. Subjects covered are extinction, natural resources, different types of pollution, and conservation efforts. Questions are presented on some...
Curated OER
Capitalization and Punctuation
First and second graders explore writing conventions. They add question marks or periods to the end of teacher generated sentences on sentence strips. They locate punctuation marks in poems and write original sentences using appropriate...
Curated OER
The Pumpkin Patch - A Venture in Agritourism
After reading an article about how agritourism is helping boost the financial stability of local farms, middle schoolers answer comprehension questions. This is a case-study of Canadian pumpkin producers. It could be useful as a...
Curated OER
Unit 0 Review - Measurement Lab Equipment
Review questions like these can be used in your biology, chemistry, physics, or earth science classes! They assess scientists' understanding of laboratory measurement tools including graduated cylinders, thermometers, and balances. They...
Shmoop
ELA.CCSS.ELA-Literacy.RI.11-12.7
Comparing information found in images, charts, and graphs with that found in written text can be a challenge for even senior high scholars. Provide learners with an opportunity to practice this skill with an exercise that asks them to...
Curated OER
More Physical Education in 2002 #152
Challenge your class with this problem-solving experience. Learners design a way to add more periods of physical education in the school week without building more gyms. Then, fifth and sixth graders make a list of ideas and choose one....