## Shopping cart

 0 Items Total: MXN\$0.00

New exercises from Khan Academy 2019-12-05T04:22:54.908710
Updated: 1 hour 1 min ago

### Describing two-dimensional motion with vectors

Fri, 2019-11-08 06:53
Practice representing two-dimensional motion with vectors from word problems.

### Figuring out new words 5

Thu, 2019-11-07 23:57
Figuring out new words - 5th grade

### Planar motion (differential calc)

Thu, 2019-11-07 18:06
Solve problems involving motion within a plane using differential calculus.

### Writing proportions

Tue, 2019-11-05 23:27
Practice writing proportions to describe real-world situations.

### Details that support the central message 3

Tue, 2019-11-05 14:08
details that support the central message - 3rd grade

### The rise of industrial capitalism

Mon, 2019-11-04 22:32
Practice your skills in this exercise on the rise of industrial capitalism.

### Challenges of the 21st century

Mon, 2019-11-04 22:18
Test your skills on the domestic and international challenges of the 21st century!

### A changing economy

Mon, 2019-11-04 22:03
Test your skills on the economic and technological changes of period 9!

### Conditional repetition of instructions

Sun, 2019-11-03 23:18
Practice using iteration in computer programs to repeat code until a boolean expression is true for programs written in the AP CSP pseudocode, in this set of free practice questions designed for AP Computer Science Principles students.

### Programming basics

Sun, 2019-11-03 22:56
Practice programming statements, displaying output to the screen, and pseudocode, in this set of free practice questions designed for AP Computer Science Principles students.

### Lossless file compression

Sun, 2019-11-03 19:32
Practice using lossless text and image compression algorithms and considering what data can be compressed most easily, in this set of free practice questions designed for AP Computer Science Principles students.

### Verifying an algorithm

Sun, 2019-11-03 19:14
Practice verifying whether algorithms are correct with empirical analysis and logical reasoning, in this set of free practice questions designed for AP Computer Science Principles students.

### Binary numbers

Sun, 2019-11-03 19:09
Practice converting between binary numbers and decimal numbers in this set of free practice questions designed for AP Computer Science Principles students.

### Public key encryption

Sun, 2019-11-03 18:58
Check your understanding of cryptography and public key encryption, in this set of free practice questions designed for AP Computer Science Principles students.

### Tell time to the nearest minute

Fri, 2019-11-01 20:12
Practice telling time using analog clocks. Some clocks do not have labels.

### Read bar graphs (2-step problems)

Thu, 2019-10-31 23:01
Read and interpret a double bar graphs.

### Create bar graphs

Thu, 2019-10-31 23:01
Create a bar graph with the data given.

### Create picture graphs (picture more than 1)

Thu, 2019-10-31 23:01
Create and interpret picture graphs.  Each picture on the graph represents a number greater than 1.

### Read picture graphs (multi-step problems)

Thu, 2019-10-31 23:01