Allows users to save formulas for repeated use. Enter variables to recalculate results without rewriting formulas. Supports trigonometric functions, logarithms, factorials, and permutations. View saved formulas and variables for easy access.
Practice grammar by identifying like commas, semicolons, and quotation . Correct answers are highlighted for feedback. Track progress through levels designed for 3rd to 8th grade students. No in- purchases required.
Solve equations and perform algebraic manipulations. Graph functions and analyze data. Enter and analyze statistical models. Calculate derivatives and integrals. Export results and share solutions.
Study and test knowledge of the 20 standard acids through customizable quizzes. Topics include names, structural formulas, 1-letter and 3-letter codes, codons, and side chain classes. Quizzes are available for free. Remove ads with an in- purchase.
Graph functions and equations, plot polar and parametric curves, and find special points like roots and maxima. Perform regression with -fit lines. Search for learning activities. Save and share results with others.
Solve right-angled triangles by inputting known sides or angles. View step-by-step calculations and a scale drawing of the triangle. Access basic formulae. Enter angles in radians, decimal degrees, or degrees, minutes, seconds.
Calculates expressions as you type and stores answers for reuse. It includes four tabs with distinct colors. Users can multiply numbers, calculate tips, and find square roots without resetting. Graph 2D and 3D functions with a single touch.
Solve Rubik's cubes by entering color positions, receiving 30-step solutions. Create custom patterns. Learn step-by-step through 3D animations matching real states. Track solving times with a timer for speed cubing.
Convert currencies with live exchange rates for 180+ world currencies and 4 metals. View historic graphs up to 10 years. Convert multiple currencies at once. Search and add new currencies. Access Bitcoin rates. Use offline mode.
Solve right-angled triangles by inputting known sides or angles. View step-by-step calculations and a scale drawing of the triangle. Access basic trigonometric formulae. Enter angles in radians, decimal degrees, or degrees, minutes, seconds.
Access boating information with detailed charts, graphs, and illustrations. Look up formulas, safety guidelines, and equipment specifications. Search for content by topic or use the table of contents. View 800+ images and diagrams for visual .
Generate tables for logical formulas with step-by-step breakdowns of intermediate propositions. Input formulas to create tables and view detailed calculations of each logical step.
Learn about mythology and runic knowledge through daily rune readings and insights. Explore the Havamal, a collection of poems. Discover the cultural and spiritual significance of . Use in spells and rituals.