LABScI
Acoustics: The Sound Lab
If the delay between a sound and its echo is less than 1/10th of a second, the human ear can’t distinguish it. Through the use of a Slinky, rubber band guitar, and straws, scholars explore where sound comes from and how it travels....
CK-12 Foundation
Metamorphic Rock Classification: Changing Under Pressure
Change is coming — but how much? Geology pupils discover the transformation of metamorphic rock using a well-rounded interactive. Topics include the effects of pressure and temperature on metamorphic rock, how time factors into the...
Cold Spring Harbor Laboratory
DNA and Proteins Are Key Molecules of the Cell Nucleus
When DNA research first began, it required almost an entire day to extract the molecules from a cell nucleus. Now it requires less than an hour. Scholars learn about the early theories of DNA with an online interactive, videos,...
Curated OER
Conditional Statements
Young scholars are introduced to the topic of proofs in Geometry. During a PowerPoint presentation, they take notes on indirect proofs and have groups of students write a true statement. They are assessed on the statement and how well...
Curated OER
Proving Triangles Congruent
Students examine Triangle Congruency. In this measurement comparison activity, students use inductive, deductive and analytical thinking skills to prove triangle congruency. Students analyze and record their findings on activity worksheets.
Curated OER
Worksheet 4.12, Induction
In this math worksheet, students prove given propositions for all integer values of the variable. Students use induction to prove statements true.
Curated OER
Crystals: Geometry and Groups
Learners discuss the importance of examining crystals and experiment growing them. In groups, they complete a project in which they use groups in geometry just like crystallographers. They practice solving the groups and proofs and...
Curated OER
The Need For Shelter
Fifth graders build a shelter to protect themselves from rain. They perform durability and water proof testing on the shelters. They make observations of plants found in the Amazon rainforest.
Curated OER
Writing First Drafts (Grades 3-6)
Students examine, experience and practice strategies that assist students in writing an expressive essay. They outline and then write a first draft of an essay to be edited and proofed and then corrected. Each student adds a visual prop...
Curated OER
Interesting Beginnings: An Autobiographical Sketch
Students discuss the characteristics of an autobiography. Individually, they complete a graphic organizer and a timeline of events about their life. In groups, students brainstorm ideas for an interesting sentence and write an...
Curated OER
Find the Error
In this find the error activity, students read and analyze an extract from an article in a magazine and then proof the article for mistakes in apostrophes, articles, punctuation and spelling.
Curated OER
Improper Integrals
For this improper integrals worksheet, students determine whether each integral diverges or converges. They answer 8 questions and must justify each answer with a mathematical proof.
Curated OER
Power Question #1
In this power question worksheet, students explore functions and their one-to-one correspondence. This one-page worksheet contains four multi-step problems which include proofs.
Curated OER
Recursion on a Calculator
For this math worksheet, young scholars investigate repeated values on the calculator. They also read the explanation of the golden triangle and its proof.
Curated OER
Exercising With the Mathematical Induction Principle
In this math worksheet, young scholars apply the Mathematical Induction Principle. Then they find patterns for the sums. They also read the subsequent proofs for the Induction Principle.
Curated OER
Worksheet 8
In this math worksheet, students examine the functions that are given. The domains and ranges are varied according to each function. Then they write the proofs for them.
Curated OER
Worksheet 37
For this math worksheet, students examine the similarities between three-dimensional geometric vectors and Fourier series. Then they write proofs for some of the equations.
Curated OER
Worksheet 36
In this math worksheet, learners apply the rules of Calculus to determine if each statement is true or false. If it is false they rewrite the mathematical proof to make it true.
Curated OER
Worksheet 1: Fibonacci Numbers
In this Fibonacci worksheet, students prove by induction the Fibonacci numbers are recursive. They find a recursive definition for a given set of numbers. This two-page worksheet contains five multi-step problems that involve proofs.
Curated OER
Mistakes that English Native Speakers Make 2
In this ESL worksheet, students proof read 20 sentences to find the mistakes. They label each sentence as to the mistake using the key at the top of the page which includes the misuse of articles, commas, apostrophes, and capital letters.
Curated OER
Spelling Strategies for Success
Students identify the meaning of the suffix "er" in given words and sort according to meaning. Students pair up for proofing of work, checking for correct sorting of words in categories of: no suffix, suffix that means "more," and...
Curated OER
Deductive Reasoning
Tenth graders investigate deductive reasoning. In this geometry lesson, 10th graders compare and contrast inductive ns deductive reasoning. Students use deductive reasoning to investigate algebraic proof and explore deductive...
Curated OER
Parallelograms
In this geometry worksheet, students identify properties of parallelograms. They use proof to justify their answers using quadrilaterals and parallelograms. there are 25 questions.
Curated OER
Pattern Recognition
Young scholars identify different patterns and sequence in a deck of cards. For this algebra lesson, students use reasoning and proof to solve problems. They create different steps to identify and solve their problems.
Other popular searches
- Geometry Proofs
- Geometry Proofs Worksheets
- Geometric Proofs
- Indirect Proofs
- Coordinate Geometry Proofs
- Circle Proofs
- Congruent Proofs
- Triangle Proofs
- Basic Geometry Proofs
- Theorems and Proofs
- Flow Proofs
- Lesson on Geometry Proofs