© 1999 Oska Software. Oska, the Character called Oska, Tahni and the Character called Tahni are Registered Trademarks of Oska Educational Systems Pty Limited. All other characters displayed in this software, within this greeting card or on this html page are trademarks of Oska Educational Systems Pty Limited - All rights reserved world wide. No image, code or other material displayed herein can be copied or reproduced without the written permission of Oska Educational Systems Pty Limited.