Showing 41–60 of 1,000 ranked alternatives.
Armchair Engineering
Solve right-angled triangles
Solve right-angled triangles by inputting known sides or angles. View step-by-step calculations and a scale drawing of the triangle. Access basic formulae. Enter angles in radians, decimal degrees, or degrees, minutes, seconds.
Engineering Village LLC
Control robots with Bluetooth
Control robot movement and robotic arm via Bluetooth. Use additional buttons for general purposes. Access datasheet for integration instructions with BBC micro:bit.
Andrei Nistorescu
Explore galaxies and planets interactively
Explore a 3D map of the Milky Way, Andromeda, and their satellite galaxies. Navigate through the Orion Arm to view nebulae and supernovae. Fly through planetary atmospheres and land on planets.
SINGAPORE BABYBUS PTE. LTD.
Clean wounds with soapy water and disinfectant
Teaches aid for children with step-by-step instructions for injuries like pet bites and sprains. Demonstrates how to clean wounds with soapy water, apply disinfectant, and seek medical help.
Armchair Engineering
Solve right-angled triangles quickly
Solve right-angled triangles by inputting known sides or angles. View step-by-step calculations and a scale drawing of the triangle. Access basic trigonometric formulae. Enter angles in radians, decimal degrees, or degrees, minutes, seconds.
Todd Bowden
Track numbers and solve math problems
Helps students learn fractions, decimals, and percents by ordering equivalent values on a . Features include multiple levels, visual representations, and interactive exercises to reinforce concepts.
Haroon Khalil
And build projects
With step-by-step tutorials, circuit diagrams, and source code. Build projects like a remote control and SMS sender. Access the IDE and Wiring language. View project examples and hardware connections.
Alfian Losari
Type to improve with structured lessons
Improve speed with timer-based or word count sessions. Practice structured lessons for home row, top row, bottom row, symbols, and numbers. Track accuracy, WPM, and high scores. Upgrade to Pro for custom text, challenges, and advanced stats.
Sennep
Play, compete, and customize your golf courses
Play multiplayer games with 1-4 players. Navigate 30 levels designed for each letter of the alphabet. Choose from different game modes. Complete custom word-based courses. Challenge friends in competitive play.
Brainingcamp, LLC
Build, snap, and measure shapes
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.
Yongjie HU
Draw, stroke, and color
Create with real-time stroke replication, including pen angle, thickness, and color. Access guided pages with font-specific instructions. Practice letterforms on virtual paper and export drawings.
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