Khan Academy
Khan Academy: Sequences of Transformations
Given a description of a sequence of transformations, determine whether it preserves segment length or angle measure. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
Khan Academy
Khan Academy: Line and Angle Proofs
Explore different ways of proving some theorems about lines and angles. Some transformations are used. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
Khan Academy
Khan Academy: Meet the Preposition With Pictures
Choose the common and proper nouns in each sentence in this seven-question quiz.
Khan Academy
Khan Academy: Meet the Preposition With Pictures
Complete each sentence by choosing the correct preposition to complete each sentence so that it matches the picture provided.
Khan Academy
Khan Academy: Meet the Personal Pronoun
Choose the correct personal pronoun to complete each sentence in this seven-question quiz.
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Khan Academy: Meet the Adjective
Identify the adjectives and tell what words they modify in this seven-question quiz.
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Khan Academy: Relative Pronouns: Quiz
Choose the correct relative pronouns to complete the sentences in this seven-question quiz.
Khan Academy
Khan Academy: Identifying Relative Adverbs
Choose the correct adverb to complete each sentence, or choose the correct usage of each adverb in this seven-question quiz.
Khan Academy
Khan Academy: Subtract Within 20
Practice subtracting. All numbers in these problems are 20 or less. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a tutorial video, or receive hints.
Khan Academy
Khan Academy: What Is Gravitational Potential Energy?
This site explains what gravitational potential energy means and how to calculate it.
Khan Academy
Khan Academy: Counting Unit Squares to Find Area Formula
This tutorial includes a video, questions and explanations around using unit squares to see why multiplying side-lengths can also find the area of rectangles.
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Khan Academy: Algebra: Arithmetic With Polynomials and Rational Expressions
Understand that polynomials form a system analogous to the integers, namely, they are closed under the operations of addition, subtraction, and multiplication i.e. one can add, subtract, and multiply polynomials.
Khan Academy
Khan Academy: Mean (Expected Value) of a Discrete Random Variable Practice
A practice word problem asking students to calculate the mean of B in a probability chart.
Khan Academy
Khan Academy: Application of Definite Integrals
If you have a function representing rate, what does the area under its curve represent? Area under rate function gives the net change. The definite integral of a rate function gives us the net change in the quantity described by the rate.
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Khan Academy: Area Between Curves
By integrating the difference of two functions, you can find the area between them. Created by Sal Khan.
Khan Academy
Khan Academy: Exponential Models & Differential Equations
This video, from Khan Academy, is about modeling different things with differential equations and this topic is well explained by modeling population.
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Khan Academy: Markov Chains
The concept of modeling sequences of random events using states and transitions between states became to known as Markov Chains. Introduction to Markov chains. Created by Brit Cruise.
Khan Academy
Khan Academy: Worked Example: Problem Involving Definite Integral (Algebraic)
Using definite integral to solve a word problem about the growth in the population of a town.
Khan Academy
Khan Academy: Worked Example Motion Problems With Definite Integrals
Remember, anti derivative of acceleration with respect to time is velocity and anti derivative of velocity with respect to time is distance where acceleration, velocity, distance are all functions of t, the time. This concept is very...
Khan Academy
Khan Academy: Measuring Lengths With Different Units
In this lesson, students units use different units to measure the same object.
Khan Academy
Khan Academy: Trigonometric Ratios in Right Triangles
Given the side lengths of a right triangle, find the sine, cosine, or tangent of one of the acute angles. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Evaluating Expressions With One Variable
Practice plugging in a value for the variable in an equation. These are introductory problems, so the expressions aren't too complicated. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a...
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Khan Academy: Math Patterns 1
Identify arithmetic patterns (including ones in the addition or multiplication tables), and explain them using properties of operations. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a...
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Khan Academy: Patterns in Multiplication Tables
Practice discovering and explaining patterns in multiplication tables. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints. CCSS.Math.Content.3.OA.D.9 Identify...