| 2015-09-11 | Redistributing trail mix | Measurement and data | 5th grade | Khan Academy | 6:07 | 143,977 | |
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| 2015-09-11 | Volume through decomposition | Measurement and data | 5th grade | Khan Academy | 3:48 | 299,715 | |
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| 2015-09-11 | Volume in unit cubes by decomposing shape | Measurement and data | 5th grade | Khan Academy | 3:18 | 136,152 | |
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| 2015-09-11 | Fractions as division by power of 10 | Place value and decimals | 5th grade | Khan Academy | 5:07 | 567,278 | |
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| 2015-09-11 | Powers of 10: patterns | Place value and decimals | 5th grade | Khan Academy | 5:34 | 534,537 | |
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| 2015-09-11 | Using fractions as division to create mixed numbers | Fractions | 5th grade | Khan Academy | 5:10 | 82,436 | |
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| 2015-09-11 | Understanding fractions as division | Fractions | 5th grade | Khan Academy | 6:44 | 538,869 | |
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| 2015-09-11 | Multiplying two fractions: number line approach | Fractions | 5th grade | Khan Academy | 4:46 | 248,875 | |
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| 2015-09-11 | Multiplying fractions: visualizing | Fractions | 5th grade | Khan Academy | 4:57 | 563,400 | |
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| 2015-09-11 | Multiplying fractions and whole numbers: two approaches | Fractions | 5th grade | Khan Academy | 2:54 | 249,634 | |
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| 2015-09-11 | Subtracting decimals: example 2 | Arithmetic operations | 5th grade | Khan Academy | 1:53 | 131,233 | |
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| 2015-09-11 | Another example constructing box plot | Data and statistics | 6th grade | Khan Academy | 3:14 | 114,024 | |
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| 2015-09-11 | Box and whisker plot exercise example | Data and statistics | 6th grade | Khan Academy | 3:17 | 137,106 | |
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| 2015-09-11 | Quadrilateral on the coordinate plane | Geometry | 6th grade | Khan Academy | 1:32 | 144,297 | |
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| 2015-09-11 | Parallelogram on the coordinate plane | Geometry | 6th grade | Khan Academy | 5:17 | 107,398 | Vlog |
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| 2015-09-11 | Volume of a rectangular prism: word problem | Geometry | 6th grade | Khan Academy | 6:22 | 223,781 | |
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| 2015-09-11 | Volume of a rectangular prism: fractional cubes | Geometry | 6th grade | Khan Academy | 4:18 | 279,457 | |
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| 2015-09-11 | Volume of a rectangular prism: fractional dimensions | Geometry | 6th grade | Khan Academy | 4:14 | 419,617 | |
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| 2015-09-11 | Finding area by breaking up the shape | Geometry | 6th grade | Khan Academy | 5:15 | 545,188 | |
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| 2015-09-11 | Finding area by rearranging parts | Geometry | 6th grade | Khan Academy | 3:57 | 322,869 | |
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| 2015-09-11 | How to find the area of a strange quadrilateral on a grid | Geometry | 6th grade | Khan Academy | 3:54 | 213,453 | Guide |
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| 2015-09-11 | How to describe real-world situations with inequalities | 6th grade | Khan Academy | 2:53 | 221,493 | Guide |
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| 2015-09-11 | How to find mistakes in one step equations | 6th grade | Khan Academy | 4:04 | 55,648 | Guide |
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| 2015-09-11 | How to write one-step equations for word problems | 6th grade | Khan Academy | 4:20 | 134,589 | Guide |
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| 2015-09-11 | How to solve one-step equations with fractions and decimals | 6th grade | Khan Academy | 4:31 | 450,282 | Guide |
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| 2015-09-11 | How to use the distributive property with variables | 6th grade | Khan Academy | 6:28 | 280,001 | Guide |
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| 2015-09-11 | How to use the distributive property to factor out the greatest common factor | Khan Academy | 3:26 | 366,828 | Guide |
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| 2015-09-11 | How to write algebraic expressions from word problems | 6th grade | Khan Academy | 4:41 | 321,487 | Guide |
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| 2015-09-11 | How to write basic algebraic expressions from word problems | 6th grade | Khan Academy | 3:08 | 210,933 | Guide |
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| 2015-09-11 | How to write basic expressions with variables | 6th grade | Khan Academy | 2:36 | 453,592 | Guide |
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| 2015-09-11 | What are terms, factors, and coefficients in algebraic expressions? | 6th grade | Khan Academy | 7:21 | 679,318 | |
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| 2015-09-11 | Thinking about the changing values of variables and expressions | 6th grade | Khan Academy | 5:14 | 129,651 | |
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| 2015-09-11 | How to evaluate expressions in two variables with decimals and fractions | 6th grade | Khan Academy | 3:26 | 489,053 | Guide |
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| 2015-09-11 | How to evaluate expressions with two variables | 6th grade | Khan Academy | 2:05 | 1,059,058 | Guide |
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| 2015-09-11 | Coordinate plane: have all the points been graphed? | Negative numbers | 6th grade | Khan Academy | 1:02 | 372,995 | |
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| 2015-09-11 | Order of operations examples: exponents | Arithmetic operations | 6th grade | Khan Academy | 3:34 | 254,896 | |
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| 2015-09-11 | The zeroth power | Arithmetic operations | 6th grade | Khan Academy | 4:31 | 131,225 | |
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| 2015-09-11 | Dividing decimals with hundredths | Arithmetic operations | 5th grade | Khan Academy | 4:37 | 752,422 | |
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| 2015-09-11 | Dividing by two digits example 1 | Arithmetic operations | 5th grade | Khan Academy | 5:09 | 593,074 | |
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| 2015-09-11 | Subtracting decimals example 2 | Arithmetic operations | 6th grade | Khan Academy | 2:06 | 249,552 | |
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| 2015-09-11 | Comparing distributions with dot plots (example problem) | 7th grade | Khan Academy | 4:00 | 152,722 | |
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| 2015-09-11 | Count outcomes using tree diagram | Statistics and probability | 7th grade | Khan Academy | 4:31 | 370,831 | |
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| 2015-09-11 | Construct a triangle with constraints | Geometry | 7th grade | Khan Academy | 3:59 | 111,194 | |
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| 2015-09-11 | Construct a right isosceles triangle | Geometry | 7th grade | Khan Academy | 1:26 | 133,839 | |
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| 2015-09-11 | Find measure of angles in a word problem | Geometry | 7th grade | Khan Academy | 4:34 | 87,261 | |
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| 2015-09-11 | Find measure of vertical angles | Geometry | 7th grade | Khan Academy | 3:00 | 242,747 | |
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| 2015-09-11 | Find the volume of rectangles inside rectangles | Geometry | 7th grade | Khan Academy | 4:46 | 63,283 | |
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| 2015-09-11 | Find the volume of a ring | Geometry | 7th grade | Khan Academy | 2:40 | 95,012 | |
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| 2015-09-11 | Impact of a radius change on the area of a circle | Geometry | 7th grade | Khan Academy | 3:30 | 113,386 | |
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| 2015-09-11 | Area of a shaded region | Geometry | 7th grade | Khan Academy | 1:31 | 192,664 | |
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| 2015-09-11 | Circumference of a circle | Geometry | 7th grade | Khan Academy | 1:53 | 606,182 | |
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| 2015-09-11 | How to make a scale drawing | 7th grade | Khan Academy | 3:18 | 324,055 | Guide |
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| 2015-09-11 | Solve a scale drawing word problem | Geometry | 7th grade | Khan Academy | 5:51 | 235,656 | |
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| 2015-09-11 | Interpreting a scale drawing | Geometry | 7th grade | Khan Academy | 4:26 | 263,452 | |
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| 2015-09-11 | Banana proportionality | Rated and proportional relationships | 7th grade | Khan Academy | 2:56 | 123,897 | |
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| 2015-09-11 | Movie ticket proportionality | 7th grade | Khan Academy | 1:45 | 121,224 | |
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| 2015-09-11 | Testing whether area is proportional to side length | 7th grade | Khan Academy | 3:45 | 86,716 | |
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| 2015-09-11 | Proportionality between side length and perimeter | 7th grade | Khan Academy | 2:38 | 95,867 | |
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| 2015-09-11 | Rate problem using fractions | 7th grade | Khan Academy | 2:56 | 182,485 | |
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| 2015-09-11 | Understanding variables representing integers on number line | 7th grade | Khan Academy | 6:49 | 79,487 | |
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| 2015-09-11 | Substitution with negative numbers | 7th grade | Khan Academy | 7:57 | 99,633 | |
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| 2015-09-11 | Equivalent expressions with negative numbers | 7th grade | Khan Academy | 6:20 | 75,696 | |
|
| 2015-09-11 | Justification for |a - b| = |b - a| | 7th grade | Khan Academy | 5:29 | 32,769 | |
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| 2015-09-11 | Interpreting absolute value as distance | 7th grade | Khan Academy | 10:53 | 148,016 | |
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| 2015-09-11 | Absolute value as distance between numbers | 7th grade | Khan Academy | 5:29 | 356,279 | |
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| 2015-09-11 | Interpreting negative number statements | 7th grade | Khan Academy | 4:16 | 82,099 | |
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| 2015-09-11 | Finding initial temperature from temperature changes | 7th grade | Khan Academy | 3:37 | 115,106 | |
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| 2015-09-11 | Interpreting integer expressions | 7th grade | Khan Academy | 2:25 | 137,763 | |
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| 2015-09-11 | Integer equations to describe diagram | 7th grade | Khan Academy | 2:42 | 182,157 | |
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| 2015-09-11 | Adding negative numbers on number line examples | 7th grade | Khan Academy | 5:24 | 187,632 | |
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| 2015-09-11 | Rewriting a fraction to decimal example 2 | Fractions | 5th grade | Khan Academy | 6:12 | 60,949 | |
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| 2015-09-11 | How to solve one-step multiplication and division equations with fractions and decimals | 7:50 | 421,304 | Guide |
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| 2015-09-11 | How to find equivalent expressions by combining like terms and using the distributive property | 1:57 | 559,566 | Guide |
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| 2015-09-11 | Basic linear equation word problem | 7th grade | Khan Academy | 4:45 | 495,370 | |
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| 2015-09-11 | More missing value addition and subtraction problems with negative numbers | Khan Academy | 6:39 | 103,365 | |
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| 2015-09-10 | Increasing political battles over slavery in mid 1800s | US History | Khan Academy | 11:46 | 76,596 | |
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| 2015-09-10 | Slavery and Missouri Compromise in early 1800s | US History | Khan Academy | 11:00 | 147,003 | |
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| 2015-09-09 | Intuition for area with fractional side lengths | 7:01 | 60,861 | |
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| 2015-09-09 | Coordinates for triangle example | 1:03 | 18,876 | |
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| 2015-09-09 | Example finding area with fractional sides | 3:46 | 133,911 | |
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| 2015-09-08 | Visually understanding multiplying fractions and whole numbers | 6:36 | 9,243 | |
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| 2015-09-08 | Multiplying fractions by whole numbers on the number line | 1:50 | 160,132 | |
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| 2015-09-08 | Adding mixed numbers with regrouping | 5:07 | 248,070 | |
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| 2015-09-08 | Subtracting mixed numbers with regrouping | 3:50 | 368,802 | |
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| 2015-09-08 | Visually subtracting fractions with unlike denominators | 3:45 | 393,812 | |
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| 2015-09-07 | Visually adding fractions with unlike denominators | 5:39 | 573,804 | |
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| 2015-09-06 | Solving for the missing fraction | 5:39 | 266,438 | |
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| 2015-09-06 | Adding and subtracting multiple fractions with unlike denominators | 5:22 | 174,344 | |
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| 2015-09-05 | Subtracting fractions with unlike denominators | 5:00 | 928,637 | |
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| 2015-09-05 | Adding fractions with unlike denominators | 7:23 | 1,571,621 | |
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| 2015-09-05 | Area of parallelogram on coordinate plane | 2:07 | 135,112 | Vlog |
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| 2015-09-05 | Finding coordinates of missing vertex example | 2:40 | 142,601 | |
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| 2015-09-05 | Dimensions of rectangle from coordinates example | 3:50 | 63,126 | |
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| 2015-09-05 | Coordinates of rectangle example | 2:21 | 59,023 | |
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| 2015-09-05 | Drawing polygons exercise example | 2:41 | 38,519 | |
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| 2015-09-05 | Surface area of a box using nets | 4:43 | 208,103 | |
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| 2015-09-05 | Surface area of a box | 2:24 | 493,772 | |
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| 2015-09-04 | Finding surface area using net | 3:33 | 827,828 | |
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| 2015-09-04 | Area of triangles intuition | Algebra I | High School Math | Khan Academy | 5:29 | 952,035 | |
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| 2015-09-04 | Area of parallelograms intuition | Algebra I | High School Math | Khan Academy | 2:56 | 955,475 | Vlog |
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