Using an Abacus to boost math skills
The abacus counting device dates back thousands of years but has, in the past century, been replaced by calculators and computers. But studies show that abacus use can have an effect on how well people learn math. In this excerpt adapted from his new book Learn Better, education researcher Ulrich Boser writes about the abacus and how people learn.
Source: Abacus use can boost math skills (and other lessons on learning)
Older technology can still be useful in the classroom, I would have never thought about using an Abacus to teach math!