Solve puzzles by filling in digits to make equations correct vertically or horizontally. Use two squares for two-digit numbers. Requires logical thinking and quick reflexes to complete challenges.
Solve arithmetic problems within a two-minute timer. Create equations using numbers and symbols. Compete against friends or a computer opponent. Earn points for complexity and creativity. Track progress and practice math skills.
Build math skills and practice with interactive . Select multipliers and number ranges to customize difficulty. Use "Show Me" to keep face up during play. equations to answers and track progress. Aligns with Common Core Standards for third math.
Solves matrices with calculations like inversion, determinant, and decomposition. Explains each of algorithms. Offers interactive geometric visuals. Includes tutorials with proofs and links to related topics for Linear Algebra concepts.
Access detailed information about each element, including atomic number, weight, and symbol. Tap elements to view properties and history. Organize elements in rows and columns. Save notes and bookmark elements for quick reference.
Learn and finance concepts through interactive quizzes. Access over 700 unique questions with detailed answers and explanations. Study specific topics using the topic selection feature. Download PDFs containing questions, answers, and explanations.
Study SAT with 1,500+ practice questions and detailed explanations. Set personalized study goals and track progress. Access updated questions aligned with guidelines. Review explanations and practice for math, reading, and writing sections.
Model points and lines on a plane with colored elements and pair labels. Use a 19x15 grid or dot/square grid. Display tables of values and sliding axes. Graph ordered pairs, distance, and transformations. Plot ratios, rates, and linear equations.
Scan homework problems to get step-by-step solutions and accurate answers. Access explanations for topics. Solve equations and math problems with AI assistance. Share solutions with classmates. Track progress and review past problems.