Offers puzzles with five difficulty levels: beginner, easy, medium, difficult, and top. Includes 999 special skill questions. Features random generation, search, and random retrieval. Supports SE 1.2 to 11.9.
by 子诚 王★ 4.815 ratingsUtilities$1.99Data updated 2026-09-19
Sketch graphs or input data points to generate formulas. Use finger painting or keyboard entry to define data series. The calculates fit formulas and trend lines using least squares regression. Export results and view statistical analysis.
Solve problems by taking photos of equations or diagrams. Get step-by-step explanations and customized practice questions. Access clear definitions, chemical formulas, and physics concepts.