Calculate change for US currency transactions. Input amounts to determine correct denominations. Practice making change with customizable scenarios. Track progress and review mistakes for improvement.
by The Education of BT, LLC★ 4.916 ratingsEducationFreeData updated 2026-09-06
Learn TOEIC® with 600 updated words, 800 Listening and Reading terms, and 3000 basic words. Practice through flashcards, quizzes, and tests. Track progress with built-in assessments and review sessions. Sync study data across devices.
Type in with a customizable layout. Translate text between and English. Switch between languages instantly. Support script input and character prediction. Share translated text via copy-paste or direct links.
Create and customize standard celeration charts for behavior analysis. Input data points and generate graphs. Export charts and analyze trends. Customize display settings and apply advanced analytical methods. Sync data across devices.
Solve mathematical equations with AI-powered step-by-step guidance. Graph functions and analyze results. Perform complex calculations and receive real-time explanations. Export solutions and share results. Sync with devices for continued use.
Create custom lists for students. Display words with missing letters for students to fill in. Provide feedback on correct answers. Track progress over time. Adjust difficulty by replacing more letters in subsequent attempts.
Translate text between and . Input text to receive accurate translations. Switch between languages for bidirectional . Save frequently used phrases for quick access. Share translated text via copy or social media.
Play an anagram game by finding hidden words within a given word. Score points and gain extra time for each correct answer. Music and sound effects change with your score and remaining time.
Calculate geometric properties for 26 shapes, planes, and solids. Input dimensions to find area, perimeter, volume, and surface area. Access formulas for triangles, polygons, circles, and 3D solids.
Calculate surgical risks using a machine learning model trained on clinical data. Input patient details to assess emergency surgery outcomes. Provide risk scores and predictive insights based on validated research.
Calculate factors for structural designs. Input material properties and loads to determine stability. Generate reports and save calculations for future reference.
Practice mental with interactive exercises to improve calculation . Solve arithmetic problems quickly and track progress over time. Compete against time and yourself to enhance skills.
Tap targets as they scroll down the screen. Adjust difficulty with five levels, including a kids mode with unlimited lives. Track local high scores per difficulty. Play with increasing speed and changing targets.
Translate text between and . Input text to get accurate translations. Switch between languages for bidirectional use. Save frequently used phrases. Share translated text via copy or social media.