Showing 661–680 of 1,000 ranked alternatives.
俊镔 秦
Track time, store data, play sound
Track time with technique and view detailed statistics. Store data in the cloud for backup. Play background white noise like ticking, Twitter sounds, or flowing water. Access an online study room for collaborative work and mutual supervision.
GraafICT
Practice math with games
Practice math from 1 to 20 through a game where correct answers unlock the . Select specific and set the number of to practice. Solve falling sums by matching answers to the door. Track progress as are completed.
TaeJin Kang
Learn chemistry concepts visually and interactively
Learn about chemical with detailed information on atomic number, symbol, weight, and electron configuration. Explore the with a modern interface, search for , and access in-depth data for all 118 known .
Bo Kalvslund
Learn multiplication through audiovisual patterns
Learn multiplication through interactive audiovisual patterns. Adjust point count and select tables from 2× to 8×. Observe geometric shapes formed by connecting points. Explore mathematical relationships through visual and auditory feedback.
Greezly
Recite tables, track time, avoid errors
Practice multiplication tables by reciting them within a set time limit. Track accuracy and time, with penalties for errors. Compete to set personal s and compare times globally. Adjust the maximum time allowed for each session.
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