Corwin online ordering services will be unavailable due to system maintenance on April 12th from 6:00 pm Pacific / 9:00 pm Eastern time to 12:00 am Pacific / 3:00 am (April 13th) Eastern time. If you need assistance, please contact order@corwin.com. Thank you for your patience and we apologise for the inconvenience.
Cary Sneider has been a K-12 curriculum developer and teacher educator for more than 30 years. Although his passion is still astronomy education, in recent years he has become deeply involved in engineering.
