Showing 261–280 of 1,000 ranked alternatives.
The Math Learning Center
Stretch bands to create shapes
Create line segments and polygons by stretching bands around the Geoboard. Explore perimeter, area, angles, and fractions through interactive shapes. Manipulate bands to compare sizes and test congruence.
Salila Rege
Convert handwriting to text
Convert handwritten notes into digital text with image capture and OCR technology. Correct spelling and grammar automatically. Export edited text as editable documents or share directly.
贤安 陈
Search countries and view facts
Access detailed country profiles including history, government, economy, geography, and communications. Search for specific countries or regions. Compare data across entities. Download reports and save information for offline use.
Longbeard Creative Inc.
Ask questions, get cited answers
Access Catholic teachings with instant answers to doctrinal and scriptural questions. Search for cited responses from 28,000+ Church documents. Available in 50+ languages for users in 165+ countries. Share references and save notes for future review.
Kurt Gramoll
Solve problems with step-by-step solutions
Solve homework and test problems with organized chapters and sections. Access complete solutions with graphics. Link to theory pages on eCoursesBook.com. View problem explanations and theory resources within the .
University of Arizona
Test synthetic sequences and track reagents
Learn through interactive virtual flashcards. Test knowledge with synthetic sequences. Identify reagents, starting materials, and products for each step. Browse different options to self-assess understanding.
Ace Hoffman
Calculate with rules
Learn to use rules for calculations and estimations. Explore straight, circular, spiral, and cylindrical types. Access dozens of scales and color options. View numeric values under the cursor.
Stefan Robl
Analyze, visualize, and synthesize audio signals
Oscilloscope mode displays real-time waveforms with automatic and single-shot triggering. Measures frequency, period, and amplitude automatically or manually. Spectrum analyzer mode identifies frequency components and amplitude levels.
Oleh Yudin
Build cross-sections of polyhedra with a plane
Learn solid geometry by creating cross-sections of polyhedra using a defined plane. Build cross-sections by tapping three points on polyhedron faces. Explore regular polyhedra, pyramids, prisms, anti-prisms, and Archimedean solids.
Keith Hertzer
Graph equations and plot data
Graphmatica allows users to plot Cartesian, polar, parametric, and differential equations. It supports data plotting and curve-fitting. Users can graph up to 999 equations simultaneously.
V PUGAZHENTHI
Calculate parameters instantly
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.
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