Greetings friend!
It must be fun with many hands, to add or subtract larger amounts!
Indeed, it is more appealing for children to see the hands there than to do it with their own hands, which is the traditional method!
Greetings friend!
It must be fun with many hands, to add or subtract larger amounts!
Indeed, it is more appealing for children to see the hands there than to do it with their own hands, which is the traditional method!