HYTERRA LTD — Director's Dealing 2009

Oct 11, 2009

Appendix 3X Initial Director’s Interest Notice

Rule 3.19A.1

Appendix 3X

Initial Director’s Interest Notice

Information or documents not available now must be given to ASX as soon as available. Information and documents given to ASX become ASX’s property and may be made public. Introduced 30/9/2001.

Name of entity Brainz Instruments Limited

ABN 116 829 675

We (the entity) give ASX the following information under listing rule 3.19A.1 and as agent for the director for the purposes of section 205G of the Corporations Act.

Name of Director	Mathew Donald Walker
Date of appointment	8 October 2009

Part 1 - Director’s relevant interests in securities of which the director is the registered holder

In the case of a trust, this includes interests in the trust made available by the responsible entity of the trust

Note: In the case of a company, interests which come within paragraph (i) of the definition of “notifiable interest of a director” should be disclosed in this part.

Number & class of securities

11,750,000 ordinary shares

• See chapter 19 for defined terms.

Appendix 3X Page 1

11/3/2002

Appendix 3X Initial Director’s Interest Notice

Part 2 – Director’s relevant interests in securities of which the director is not the registered holder

In the case of a trust, this includes interests in the trust made available by the responsible entity of the trust

	Name of holder & nature ofinterestNote: Provide details of the circumstances giving rise tothe relevant interest.Mafe Holdings Pty Ltd(director and shareholder)	Number & class of Securities11,750,000 ordinary shares

Part 3 – Director’s interests in contracts

Note: In the case of a company, interests which come within paragraph (ii) of the definition of “notifiable interest of a director” should be disclosed in this part.

Detail of contract	N/A
Nature of interest	N/A
Name of registered holder(if issued securities)	N/A
No. and class of securities towhich interest relates	N/A

• See chapter 19 for defined terms.

Appendix 3X Page 2

11/3/2002