Forwarding for a colleague. Please contact Rosanne Hoffman if you have questions. Ike Attention Science Teachers and TVIs! If you are interested in APH's development of a talking scientific balance for students with visual impairments accurate to the hundredth gram (0.01 g), please respond to this announcement with the following information: * State the maximum mass that you expect your students to measure; and * Types of activities and experiments with which such an accurate balance would be used. Please send all responses to Rosanne Hoffmann, STEM Project Leader, rhoffmann@aph.org<mailto:rhoffmann@aph.org> or 502-899-2292. Thank you! Rosanne Hoffmann, PhD STEM Project Leader American Printing House for the Blind 502-899-2292 rhoffmann@aph.org<mailto:rhoffmann@aph.org>