https://www.khanacademy.org/computing/intro-to-python-fundamentals/x5279a44ae0ab15d6:designing-algorithms-with-conditionals/x5279a44ae0ab15d6:reference-docs-conditionals/a/docs-boolean-expressions-and-conditionals 2024-06-26T17:36:20.61941996Z Docs: boolean expressions and conditionals Review the syntax for boolean expressions and conditionals. article https://www.khanacademy.org/computing/intro-to-python-fundamentals/x5279a44ae0ab15d6:designing-algorithms-with-conditionals/x5279a44ae0ab15d6:boolean-conditions/v/intro-to-algorithms-and-selection 2024-07-12T20:30:27.418012547Z Algorithms and selection What is an algorithm? Use algorithms to plan out your programs, and evaluate approaches to a problem based on correctness, efficiency, and readability. Explore how to use selection in your algorithms to branch control flow in response to new information. Kim Merrill video https://cdn.kastatic.org/ka_thumbnails_cache/68ddd337-a978-4311-9db5-e64768aada10_1280_720_base.png Algorithms and selection What is an algorithm? Use algorithms to plan out your programs, and evaluate approaches to a problem based on correctness, efficiency, and readability. Explore how to use selection in your algorithms to branch control flow in response to new information. https://cdn.kastatic.org/ka-youtube-converted/rJCRGiEidZ4.mp4/rJCRGiEidZ4.mp4 247 Boolean conditions https://www.khanacademy.org/computing/intro-to-python-fundamentals/x5279a44ae0ab15d6:designing-algorithms-with-conditionals/x5279a44ae0ab15d6:boolean-conditions/a/boolean-expressions-with-comparison-operators 2025-04-29T23:13:48.551241204Z Comparison operators Learn how to compare values to answer a yes or no question. Evaluate boolean expressions with comparison operators down to a single boolean value: True or False. article https://www.khanacademy.org/computing/intro-to-python-fundamentals/x5279a44ae0ab15d6:designing-algorithms-with-conditionals/x5279a44ae0ab15d6:boolean-conditions/v/if-statements 2024-06-27T18:26:14.544063753Z if statements Learn how to branch control flow with conditionals. Trace the execution of an if statement to understand how the computer chooses which line of code to execute next. View the program used in this video at: https://www.khanacademy.org/python-program/if-statements-takeout-orders/5476552059568128 Kim Merrill video https://cdn.kastatic.org/ka_thumbnails_cache/6e48c182-a9ba-4123-bd43-861effd447f6_1280_720_base.png if statements Learn how to branch control flow with conditionals. Trace the execution of an if statement to understand how the computer chooses which line of code to execute next. View the program used in this video at: https://www.khanacademy.org/python-program/if-statements-takeout-orders/5476552059568128 https://cdn.kastatic.org/ka-youtube-converted/7o1wX-jEnP8.mp4/7o1wX-jEnP8.mp4 278 Boolean conditions https://www.khanacademy.org/computing/intro-to-python-fundamentals/x5279a44ae0ab15d6:designing-algorithms-with-conditionals/x5279a44ae0ab15d6:boolean-conditions/e/tracing-if-conditionals 2024-06-26T17:36:20.61941996Z Trace if conditionals Trace programs with single-branch if conditionals. Nathaniel Shak exercise https://www.khanacademy.org/computing/intro-to-python-fundamentals/x5279a44ae0ab15d6:designing-algorithms-with-conditionals/x5279a44ae0ab15d6:boolean-conditions/v/if-statements-program-design 2024-12-02T21:11:23.197431827Z Program design: bus fares Code along with a software engineer in this worked example using single branch if statements. Apply boolean expressions and if statements to design a program that determines a passenger's bus fare based on their age group. View the program used in this video at: https://www.khanacademy.org/python-program/bus-fare-if-statements-program-design/4557155418685440 Kim Merrill video https://cdn.kastatic.org/ka_thumbnails_cache/8530c9a5-3170-464a-9965-c39046fc6479_1280_720_base.png Program design: bus fares Code along with a software engineer in this worked example using single branch if statements. Apply boolean expressions and if statements to design a program that determines a passenger's bus fare based on their age group. View the program used in this video at: https://www.khanacademy.org/python-program/bus-fare-if-statements-program-design/4557155418685440 https://cdn.kastatic.org/ka-youtube-converted/M_VZsGHfpvw.mp4/M_VZsGHfpvw.mp4 260 Boolean conditions https://www.khanacademy.org/computing/intro-to-python-fundamentals/x5279a44ae0ab15d6:designing-algorithms-with-conditionals/x5279a44ae0ab15d6:boolean-conditions/pc/recycling 2025-07-29T18:52:46.486341175Z Challenge: Recycling sort Practice boolean conditions and conditionals to create a classifier for sorting trash and recycling. challenge