Games on
Number sense
Fireflies • Japan
Practice counting by 2s, 3s and 5s by adding and subtracting buzzing fireflies!
About the task
The game focuses on visual counting skills. Children visualize the number series, learn to add and subtract by 2s, 3s and 5s. They also begin their acquaintance with the Euclidean algorithm without labeling the concept.
Themes covered
— Count forward, starting with a given number
— Count backward, starting with a given number
— Add and subtract by 2s
— Add and subtract by 3s
— Add and subtract by 5s
— Understanding and visualizing a number line
— Easily add and subtract numbers up to 20
— Use strategy to get a certain number by adding and subtracting only given numbers
— Start acquaintance with the Euclidean algorithm without naming the concept
Left
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