Apps Like Penalty Timer - Roller Derby for iPhone and iPad
Penalty Timer - Roller Derby screenshots
Ranked alternatives
Showing 721–740 of 1,000 ranked alternatives.






CrazyMinute
Dan Dickerman
Fun math quiz for basic facts.
This app offers a 60-second math quiz with varied problems and a unique interface. It reinforces basic math facts in addition, subtraction, multiplication, and division through playful sound effects and a digitBar™ interface.

iWorld Earth's Continents
Lynne Bolduc
Geography introduction for young learners.
This app introduces continents to children aged 3 to 6. It includes interactive activities like quizzes, puzzles, and labeling exercises.

iWorld North America
Lynne Bolduc
Montessori introduction to North America countries.
The app introduces North America's countries, capitals, and flags for children aged 3-6. It features interactive activities like quizzes and puzzles with a self-correcting quiz and user-controlled manipulatives.

iWorld Australia
Lynne Bolduc
Learn Australia's geography interactively and easily.
The app provides a Montessori-based introduction to Australia's geography for children aged 6 to 9. It includes interactive activities like quizzes, puzzles, and labeling exercises for names, capitals, and flags.








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