Test your with quizzes across multiple categories including geography, science, history, and more. Answer questions and view performance statistics. Review correct answers after each question.
Allows users to perform complex calculations with a natural display that shows expressions as written. It supports fractions, roots, and exponents. The includes a graphing module for visualizing equations.
Perform fraction calculations with addition, subtraction, multiplication, and division. Input fractions or decimals and receive results in decimal, improper fraction, or mixed fraction formats.
With symbolic algebra, equation solving, and calculus functions. Supports fractions, repeating decimals, and high-precision numbers. Displays results as simplified expressions or numerical values.
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.
Answer multiple-choice questions on general knowledge topics. Select correct answers from four options. Track progress and challenge others. Share scores and compete in trivia matches.
Practice arithmetic with addition, subtraction, multiplication, and division to reach 24 points. Choose from three difficulty levels. Generate custom 24-point problems for printing or exporting. Compete in timed challenges of 1, 2, 3, or 5 minutes.
Practice mental arithmetic with addition, subtraction, multiplication, division, and mixed modes. Use 1 to 5 digit numbers in column format. Track daily scores and view progress graphs. Compete in rankings via Game Center.
Guess a hidden within 6 attempts. Receive feedback on letter placement with color-coded hints. Choose between American, British, or Spanish dictionaries. Letters can repeat in the answer. Play unlimited rounds without time limits.
And reverse with over 100 questions. Solve problems using a numerical keyboard and submit answers quickly. Choose from three training modes: EASY, HARD, or . Answer within one minute in HARD and modes. Access hints for powers and binary calculations.