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Free
About
This app teaches the order of operations (PEMDAS) using interactive modes. It helps students and programmers understand mathematical expression solving step-by-step, with a quiz feature for practice.
✓Step-by-step expression analysis
✓Shunt Yard algorithm explanation
✓SOLVE mode for freehand entry
✓QUIZ mode with random expression generation
✓Stack/Queue dynamics visualization
✓Customizable quiz parameters
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What's New in Dear Aunt Sally
4.1
May 1, 2024
User Guide; iconic menus
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Developer apps
FAQ
How does Dear Aunt Sally teach PEMDAS?
Dear Aunt Sally provides a step-by-step analysis of how mathematical expressions are solved using the order of operations. It visualizes the dynamics of stacks and queues used in algorithms like the Shunt Yard.
What are the different modes in Dear Aunt Sally?
The app features a SOLVE mode for entering expressions freely and a QUIZ mode that generates random expressions for practice. Both modes offer detailed analysis of the solution process.
Can I customize the quizzes in Dear Aunt Sally?
Yes, in QUIZ mode, you can select the number of variables, their maximum value, and the eligible operators. This allows for tailored practice sessions based on your learning needs.
Is Dear Aunt Sally suitable for programmers?
Yes, the app is designed to interest programmers by demonstrating algorithms like the Shunt Yard and reinforcing concepts of queues and stacks in computer science.
What is the age rating for Dear Aunt Sally?
Dear Aunt Sally has an age rating of 4+, making it suitable for a wide range of users, including young students learning basic math principles.
How often is Dear Aunt Sally updated?
The app was last updated on May 1, 2024, indicating ongoing support and potential for future improvements and feature additions.
What devices does Dear Aunt Sally support?
Dear Aunt Sally is available on iPhone, iPad, and iPod devices, offering a consistent learning experience across Apple's mobile ecosystem.
Does Dear Aunt Sally have ads?
No, Dear Aunt Sally does not contain advertisements, providing an uninterrupted learning experience for its users.
