- The square root of 9 is 3 because (3 times 3) equals 9.

- The cube root of 27 is 3 because (3 times 3 times 3) equals 27.

- The fourth root of 81 is 3 because (3 times 3 times 3 times 3) equals 81.

- Principal roots are positive roots.

- Your Score Report appears after you have made 8 choices.

- Your Game Score is reduced by the number of fish hits.

- To slow the game speed repeat tap/click on the word

- To increase the game speed repeat tap/click on the word Math.

- Speed can also be adjusted with a keyboard's - and + keys.

- Refresh/Reload the web page to restart the game.

- Adjust the sound level of media on your device.

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