Explore mechanical energy conversion by pedaling to generate electrical energy. View sine wave outputs with adjustable period, frequency, amplitude, and phase difference.
Explore geometric shapes including hexagons, trapezoids, parallelograms, and triangles. Manipulate pieces by dragging, copying, rotating, and flipping. Group shapes and use snapping features for precise alignment.
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.
Calculate fractions with addition, subtraction, multiplication, and division. Convert fractions to decimals. Adjust recipe quantities for different serving sizes. Review math problems and convert measurements between cups and teaspoons.
Coloring allows users to create endless custom pages with unique designs. Choose from various line sizes and colors. Play offline without internet. Includes calming music. No ads or data collection. Features city, house, and tree themes.
Calculate of geometric shapes including square, rectangle, parallelogram, triangle, trapezium, rhombus, and circle. Choose from multiple calculation methods. Input dimensions and receive results. Save and share calculations.