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Instructional Video19:21
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Flipped Math

Intercepted Arcs

For Students 9th - 12th Standards
Intercept the class's learning on circles. Pupils learn the relationship between intercepted arcs and inscribed angles. The scholars use that information to find the relationship of angles in an inscribed quadrilateral and an angle...
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Lesson Plan
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Conditional Statements

For Teachers 9th - 12th
Students 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 they...
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Worksheet
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Worksheet 4.12, Induction

For Students 11th - 12th
In this math worksheet, learners prove given propositions for all integer values of the variable. Students use induction to prove statements true.
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Lesson Plan
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Proving Triangles Congruent

For Teachers 10th - 12th
Students examine Triangle Congruency. For this measurement comparison lesson, students use inductive, deductive and analytical thinking skills to prove triangle congruency. Students analyze and record their findings on activity worksheets.
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Lesson Plan
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Crystals: Geometry and Groups

For Teachers 9th - 10th
Students 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...
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Lesson Plan
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The Need For Shelter

For Teachers 5th
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.
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Lesson Plan
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Acrostic Animal

For Teachers 2nd
Second graders listen as the teacher describes how an acrostic poem is written. They research an endangered animal of Puerto Rico. Students write an acrostic poem as a class, and then individually about the animal they research. Students...
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Lesson Plan
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Writing First Drafts (Grades 3-6)

For Teachers 3rd - 6th
Young scholars 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...
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Interesting Beginnings: An Autobiographical Sketch

For Teachers 2nd - 8th
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...
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Worksheet
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Find the Error

For Students 4th - 6th
For this find the error worksheet, 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.
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Worksheet
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Writing Letters and Notes

For Students 5th - 6th
In this Language Arts activity, students choose one of seven topics to write about. Students are reminded to think about purpose, structure, audience, and content. Students complete a web, revise, and proof read their writing.
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Lesson Plan
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Improper Integrals

For Teachers 12th - Higher Ed
In this improper integrals worksheet, pupils determine whether each integral diverges or converges. They answer 8 questions and must justify each answer with a mathematical proof.
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Lesson Plan
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Power Question #1

For Teachers Higher Ed
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.
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Lesson Plan
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Recursion on a Calculator

For Teachers 10th - Higher Ed
In this math worksheet, students investigate repeated values on the calculator. They also read the explanation of the golden triangle and its proof.
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Lesson Plan
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Exercising With the Mathematical Induction Principle

For Teachers 11th - Higher Ed
In this math worksheet, students apply the Mathematical Induction Principle. Then they find patterns for the sums. They also read the subsequent proofs for the Induction Principle.
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Lesson Plan
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Worksheet 8

For Teachers 11th - Higher Ed
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.
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Worksheet 37

For Students 11th - Higher Ed
In this math worksheet, students examine the similarities between three-dimensional geometric vectors and Fourier series. Then they write proofs for some of the equations.
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Worksheet 36

For Students 11th - Higher Ed
In this math worksheet, students 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.
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Worksheet
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Math 312 Spring 2004: Complex Numbers

For Students 12th - Higher Ed
In this complex numbers instructional activity, students complete proofs for complex numbers, sketch points which solve an equation, compute and sketch an Argand diagram. This two-page instructional activity contains five multi-step...
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Worksheet
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Alternating Series Test

For Students 11th - Higher Ed
In this math worksheet, students practice using the series test for convergence. Then they look at the proofs to see if the series satisfy the conditions.
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Worksheet
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The Chain Rule and Applications

For Students Higher Ed
In this chain rule worksheet, students use the chain rule to differentiate compositions, and determine the value of the limits. They give reasons justifying each step of the chain theorem. This six-page worksheet contains theorems,...
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Worksheet
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Worksheet 1: Fibonacci Numbers

For Students Higher Ed
In this Fibonacci instructional activity, students prove by induction the Fibonacci numbers are recursive. They find a recursive definition for a given set of numbers. This two-page instructional activity contains five multi-step...
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Worksheet
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Geometry: Angles

For Students 11th - 12th
In this angle worksheet, learners find the value for a given variable. They use similar figures, alternate interior angles, side angle side, and other geometric theorems and proofs to determine the value of the given variable. This...
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Worksheet
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Chapter 4.5 Geometry Practice Problems

For Students 10th - 11th
In this geometry practice problems worksheet, students write geometric proofs to prove the validity of given circumstances. Students prove parallel lines, perpendicular lines, and similar angles. This four-page worksheet contains eight...

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