Rodd has a bad cold and is at home bored, so he looks out of his window and counts the cars on a bridge. Realising that he needs to count more than 10, he has the idea of making an unusual abacus that ...

EdSource · How one student got her middle school to change its name (rebroadcast) While literacy is often seen as a cornerstone to scholastic achievement, and many parents devote a lot of time and ...

Adding numbers can be made considerably easier by learning the proper techniques. Among these arithmetic strategies, the "Make 10" method gives kids more self-assurance and speeds up calculations.