Book English lessons with native speakers from the US, UK, or Philippines. Schedule sessions anytime, pay securely, and receive feedback on pronunciation and grammar. Track progress through lesson history and performance reports.
Measure surfaces and objects with precise leveling tools. Use camera mode for visual guidance and accurate measurements. Freeze measurements for reference. Align furniture or check ground levels efficiently.
Solve algebraic using visual manipulatives. Manipulate blue pawns, white pawns, and red cubes to balance . Learn how to represent and solve with negative numbers. Track progress through structured lessons and exercises.
Measure noise levels using a precise . Record levels and view real-time data. Set thresholds and receive alerts when limits are exceeded. Export measurements and share results.
Turn your iPhone into a , angle gauge, and measuring . Check if surfaces are or plumb. Get real-time tilt readings in degrees. Calibrate to align with objects. distances using the device's sensors.
Allows users to check horizontal and vertical alignment. Features include circle mode for simultaneous angle measurement, vertical mode for ensuring surfaces are straight, horizontal mode for flat surfaces, and mix mode combining all functions.
Measure levels in real time with precise readings. Display current and peak values. Log measurements over time and export data for analysis. Set customizable noise thresholds and receive alerts when levels exceed limits.
Measure levels in real time with this . Calibrate for accurate readings. View minimum, average, and maximum levels. Use dark mode for better visibility. Contact support for assistance.
Play a turn-based strategy on a 6x6 grid. Challenge AI opponents with increasing difficulty. Plan moves using shortest path visualizations. Compete against Center players. Track progress and adjust strategies across levels.