Measure distance by timing lightning and thunder. Press "Start" on lightning and "Stop" on thunder to calculate distance. Includes animation for lightning and sound effect for thunder.
by Kai Bruchmann★ 0.00 ratingsWeather$0.99Data updated 2026-09-06
The app measures general IQ and assesses performance in 13 areas of intelligence, revealing cognitive strengths and weaknesses. Test results include explanations and track progress with charts.
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.
Perform network diagnostics with ping to measure response time. Check website availability and latency. Look up DNS records for domain names. Calculate subnet ranges and mask values for IP addresses. Verify ISP information and network configuration.
Play to find valid words and earn points. Switch between English, German, and Spanish dictionaries. Choose from 5 game modes including Normal, Hard, Lightning, Relax, and Untimed. Used letters disappear and new ones fall from above.
Play a match-3 puzzle game by swapping of the same color to score points and unlock bonuses. Use special like lightning and bomb for extra effects. Complete 100 levels across different game modes.
Read and interact with macabre classics enhanced with animation, illustrations, and soundtracks. Explore interactive stories with visual effects and artistic elements. Dive into curated literary selections with immersive storytelling features.
Handwriting or select fonts to create hand-drawn sketches. Use digital tools to refine strokes and adjust details. Export sketches as images or share directly. Sync with physical paper for stencilling and drawing.
Create interactive projects using a drag-and-drop coding interface. Control device sensors, camera, lights, and sound. Build custom inventions like stop-motion cameras or voice disguisers. Access free instructional manuals for guided learning.
Explore phonetic symbols and hear accurate pronunciations
Explore the International Phonetic Alphabet with interactive symbols and labels. Hear accurate pronunciations and view real-life laryngoscopic and ultrasound videos.
Simulate arrow flight in real-time 3D. Adjust bow setup including pin sight, arrow velocity, weight, and type. Input target distance, direction, elevation, and wind. Calculate target hit probability and adjust aiming accordingly.
AR measuring lets users tap two points on the camera screen to measure object lengths. Auto convert button changes units. performs basic math functions.