Hematite, a heavy natural stone with at least 70% iron, has been used in ancient cultures to promote relaxation, lower blood pressure, reduce stress, and even improve memory. In the classroom, these smooth stones are practical tools for students to hold and rub in their hands to reduce anxiety and help with concentration. Comes with an Idea Card and common sense procedures for student use. Available individually or in black velvet bags of 5.
Assorted large and extra large sizes (Each stone is 1 to 1 1/2 inches long.)