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New exercises from Khan Academy 2020-08-05T17:18:11.000000
Updated: 9 min 44 sec ago

Journeys West: reading informational text; Migrations to the West 4

Tue, 2020-07-28 18:37
4th grade reading comprehension practice using informational text

Quadratic word problems (standard form)

Tue, 2020-07-28 18:04
Solve real-world word problems that involve quadratic models. In this exercise, that models are given in standard form.

Journeys West: reading informational text; The Trail of Tears 4

Tue, 2020-07-28 17:38
4th grade reading comprehension practice using informational text

Inventing Progress: reading realistic fiction; Robots and Turtles 5

Tue, 2020-07-28 17:12
5th grade reading comprehension practice using realistic fiction

Inventing Progress: reading realistic fiction; The Ingenuity Fair 5

Tue, 2020-07-28 16:38
5th grade reading comprehension practice using realistic fiction

Inventing Progress: reading informational text; Competition and Collaboration 5

Tue, 2020-07-28 16:25
5th grade reading comprehension practice using informational text

Inventing Progress: reading informational text; Discovering the Process of Invention 5

Tue, 2020-07-28 15:51
5th grade reading comprehension practice using informational text

Inventing Progress: vocabulary; Discovering the Process of Invention 5

Tue, 2020-07-28 15:20
5th grade vocabulary practice using informational text

Dot structures: simple homoatomic covalent molecules

Tue, 2020-07-28 14:12
Let's practice identifying dot structures of simple covalent molecules.

Bits (binary digits)

Tue, 2020-07-28 13:40
Check your understanding of bits (binary digits) in this set of free practice questions designed for AP Computer Science Principles students.

Bytes

Tue, 2020-07-28 13:32
Check your understanding of bytes (groupings of 8 bits) in this set of free practice questions designed for AP Computer Science Principles students.

Identify the value of a digit (ones, tens, hundreds)

Tue, 2020-07-28 13:20
Practice thinking about the value of each digit in a number within 1000.

Storing text in binary

Tue, 2020-07-28 13:14
Check your understanding of the ways that computers can store text as binary data in this set of free practice questions designed for AP Computer Science Principles students.

Balancing chemical equations

Tue, 2020-07-28 05:53
Let's practice balancing chemical equations.

Binary numbers

Mon, 2020-07-27 15:16
Practice converting between binary numbers and decimal numbers in this set of free practice questions designed for AP Computer Science Principles students.

Measure lengths (inch, ft)

Mon, 2020-07-27 13:05
Practice measuring items on a ruler. All items are measured in inches or feet.

Units of length (inch, ft)

Mon, 2020-07-27 13:03
Practice determining the best form of measurement to use when measuring different objects. Measurements used are inches and feet.

Calculating and interpreting residuals

Mon, 2020-07-27 02:44
Practice calculating residuals in scatterplots and interpreting what they measure.

Redundancy and fault tolerance

Sun, 2020-07-26 21:43
Check your understanding of redundancy and fault tolerance in Internet routing in this set of free practice questions designed for AP Computer Science Principles students.

Storing data in variables

Sun, 2020-07-26 14:31
Practice variable assignment in the AP CSP pseudocode, in this set of free practice questions designed for AP Computer Science Principles students.

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