When you’re solving a challenging math problem, you know your brain is working hard. But what, exactly, is going on in there? Despite decades of research into math teaching and learning, there is ...

Help children get their heads around numbers over ten, with fun rhymes and games from Opal Dunn. Children learn to count up to five and then up to ten quite easily, just like they learn a rhyme. But ...

Can young children learn mathematics? What is the best way to teach them? Herbert P. Ginsburg, a developmental psychologist at Teachers College, Columbia University, has been studying those questions ...

A transcutaneous electrical nerve stimulation (TENS) unit works by delivering small electrical impulses through electrodes with adhesive pads to attach them to a person’s skin. Research has not proven ...