Note: The quizzes are in roughly ascending order of difficulty for each topic. So, for example,
* Multiples 3*
is more difficult than
* Multiples 1*.

Some quizzes are identified as
*non-random*. This means that there is a limited number of questions, which are generally organised in ascending order of difficulty.

Other quizzes are identified as *random*. They have an infinite number of questions and no order of difficulty.

Write the answer to balance a simple equation - addition, subtraction, multiplication, division random | |

Choose the only factor of a given number non-random | |

Choose all the factors of a given number non-random | |

Choose the only factor of a given number in a range from 1 to 100 random | |

Write all the factors of a given number random | |

State if a given odd number is a prime number random | |

Choose the only multiple of a given number non-random | |

Choose the only multiple of a given number random | |

Write the next three multiples to continue a given sequence non-random | |

Choose all the multiples of a given number non-random | |

Convert a given number and unit (meters, grams, and liters) to its equivalent. Example: 1234.0 centimeters to ? decimeters random easier: narrow conversion range | |

Convert a given number and unit (meters, grams, and liters) to its equivalent. Example: 1234.0 centimeters to ? decimeters random harder: wide conversion range | |

Choose the correct conversion operation between two units (meters, grams, and liters), and then write the actual answer random | |

Expand a simple expression with an exponent to its full number random | |

Expand a more complex expression with an exponent to its full number random | |

Drag decimal numbers into an ascending sequence random | |

Drag expressions into an ascending sequence random | |

Drag fractions into an ascending sequence random | |

Write the next three numbers in a sequence random easier | |

Write the next three numbers in a sequence random harder | |

Round a given number to its nearest 10 or hundredth, etc. random | |

Click to state the number of significant figures a given number has non-random | |

Drag a language expression into its corresponding operation non-random |