	UNITED STATES
	SECURITIES AND EXCHANGE COMMISSION
	Washington, D.C. 20549
	SCHEDULE 13G

(Rule 13d-102)

Information Statement Pursuant to Rules 13d-1 and 13d-2
Under the Securities Exchange Act of 1934
(Amendment No. 1)*

Scientific Learning Corp.

(Name of Issuer)

Common Stock

(Title of Class of Securities)

808760102

(CUSIP Number)

December 31, 2006

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

o	Rule 13d-1(b)
x	Rule 13d-1(c)
o	Rule 13d-1(d)

*The remainder of this cover page shall be filled out for a reporting person’s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter disclosures provided in a prior cover page.

The information required on the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

CUSIP No. 808760102

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	1.	Names of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only) Trigran Investments, Inc.

	2.	Check the Appropriate Box if a Member of a Group (See Instructions)
		(a)		o
		(b)		x

	3.	SEC Use Only

	4.	Citizenship or Place of Organization Illinois company

Number of Shares Beneficially Owned by Each Reporting Person With			5.		Sole Voting Power 0

			6.		Shared Voting Power 1,789,016 shares of Common Stock

			7.		Sole Dispositive Power 0

			8.		Shared Dispositive Power 1,789,016 shares of Common Stock

	9.	Aggregate Amount Beneficially Owned by Each Reporting Person 1,789,016 shares of Common Stock

	10.	Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) o

	11.	Percent of Class Represented by Amount in Row (9) Approximately 10.59% as of December 31, 2006 (based on 16,889,954 shares of Common Stock issued and outstanding).

	12.	Type of Reporting Person (See Instructions) CO

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	1.	Names of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only) Trigran Investments L.P.

	2.	Check the Appropriate Box if a Member of a Group (See Instructions)
		(a)		o
		(b)		x

	3.	SEC Use Only

	4.	Citizenship or Place of Organization Illinois company

Number of Shares Beneficially Owned by Each Reporting Person With			5.		Sole Voting Power 1,221,980 shares of Common Stock

			6.		Shared Voting Power 567,036 shares of Common Stock

			7.		Sole Dispositive Power 1,221,980 shares of Common Stock

			8.		Shared Dispositive Power 567,036 shares of Common Stock

	9.	Aggregate Amount Beneficially Owned by Each Reporting Person 1,789,016 shares of Common Stock

	10.	Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) o

	11.	Percent of Class Represented by Amount in Row (9) Approximately 10.59% as of December 31, 2006 (based on 16,889,954 shares of Common Stock issued and outstanding).

	12.	Type of Reporting Person (See Instructions) PN

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	1.	Names of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only) Douglas Granat

	2.	Check the Appropriate Box if a Member of a Group (See Instructions)
		(a)		o
		(b)		x

	3.	SEC Use Only

	4.	Citizenship or Place of Organization U.S. Citizen

Number of Shares Beneficially Owned by Each Reporting Person With			5.		Sole Voting Power 0

			6.		Shared Voting Power 1,789,016 shares of Common Stock

			7.		Sole Dispositive Power 0

			8.		Shared Dispositive Power 1,789,016 shares of Common Stock

	9.	Aggregate Amount Beneficially Owned by Each Reporting Person 1,789,016 shares of Common Stock

	10.	Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) o

	11.	Percent of Class Represented by Amount in Row (9) Approximately 10.59% as of December 31, 2006 (based on 16,889,954 shares of Common Stock issued and outstanding).

	12.	Type of Reporting Person (See Instructions) IN

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CUSIP No. 808760102

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	1.	Names of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only) Lawrence A. Oberman

	2.	Check the Appropriate Box if a Member of a Group (See Instructions)
		(a)		o
		(b)		x

	3.	SEC Use Only

	4.	Citizenship or Place of Organization U.S. Citizen

Number of Shares Beneficially Owned by Each Reporting Person With			5.		Sole Voting Power 0

			6.		Shared Voting Power 1,789,016 shares of Common Stock

			7.		Sole Dispositive Power 0

			8.		Shared Dispositive Power 1,789,016 shares of Common Stock

	9.	Aggregate Amount Beneficially Owned by Each Reporting Person 1,789,016 shares of Common Stock

	10.	Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) o

	11.	Percent of Class Represented by Amount in Row (9) Approximately 10.59% as of December 31, 2006 (based on 16,889,954 shares of Common Stock issued and outstanding).

	12.	Type of Reporting Person (See Instructions) IN

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CUSIP No. 808760102

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	1.	Names of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only) Steven G. Simon

	2.	Check the Appropriate Box if a Member of a Group (See Instructions)
		(a)		o
		(b)		x

	3.	SEC Use Only

	4.	Citizenship or Place of Organization U.S. Citizen

Number of Shares Beneficially Owned by Each Reporting Person With			5.		Sole Voting Power 0

			6.		Shared Voting Power 1,789,016 shares of Common Stock

			7.		Sole Dispositive Power 0

			8.		Shared Dispositive Power 1,789,016 shares of Common Stock

	9.	Aggregate Amount Beneficially Owned by Each Reporting Person 1,789,016 shares of Common Stock

	10.	Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) o

	11.	Percent of Class Represented by Amount in Row (9) Approximately 10.59% as of December 31, 2006 (based on 16,889,954 shares of Common Stock issued and outstanding).

	12.	Type of Reporting Person (See Instructions) IN

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Item 1.
	(a)	Name of Issuer Scientific Learning Corp.
	(b)	Address of Issuer’s Principal Executive Offices 300 Frank H. Ogawa Plaza, Suite Oakland, CA 94612

Item 2.
	(a)	Name of Person Filing
	(b)	Address of Principal Business Office or, if none, Residence
	(c)	Citizenship Trigran Investment, Inc. 3201 Old Glenview Road, Suite 235 Wilmette, Illinois 60091 Illinois company Trigran Investments, L.P. 3201 Old Glenview Road, Suite 235 Wilmette, Illinois 60091 Illinois limited partnership Douglas Granat 3201 Old Glenview Road, Suite 235 Wilmette, Illinois 60091 U.S. Citizen Lawrence A. Oberman 3201 Old Glenview Road, Suite 235 Wilmette, Illinois 60091 U.S. Citizen Steven G. Simon 3201 Old Glenview Road, Suite 235 Wilmette, Illinois 60091 U.S. Citizen
	(d)	Title of Class of Securities Common Stock, par value $0.001 per share
	(e)	CUSIP Number 808760102

Item 3.	If this statement is filed pursuant to §§240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
	(a)	o	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o).

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(b)	o	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c).
(c)	o	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c).
(d)	o	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C 80a-8).
(e)	o	An investment adviser in accordance with §240.13d-1(b)(1)(ii)(E);
(f)	o	An employee benefit plan or endowment fund in accordance with §240.13d-1(b)(1)(ii)(F);
(g)	o	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	o	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	o	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	o	Group, in accordance with §240.13d-1(b)(1)(ii)(J).

Item 4.	Ownership
Provide the following information regarding the aggregate number and percentage of the class of securities of the issuer identified in Item 1.
Incorporated by reference to Items (5) - (9) and (11) of the cover page relating to each filing person.
Trigran Investments, Inc. is the general partner of Trigran Investments, L.P. and Trigran Investments, L.P. II. As of December 31, 2006, Trigran Investments, L.P. directly owned 1,221,980 shares (representing approximately 7.23% of the outstanding shares of the issuer) and Trigran Investments, L.P. II directly owned 567,036 shares (representing approximately 3.36% of the outstanding shares of the issuer). Douglas Granat, Lawrence A. Oberman and Steven G. Simon are the controlling shareholders and sole directors of Trigran Investments, Inc.

Item 5.	Ownership of Five Percent or Less of a Class Not Applicable.
If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following o.

Item 6.	Ownership of More than Five Percent on Behalf of Another Person Not Applicable.


Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company or Control Person Not Applicable.

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Item 8.	Identification and Classification of Members of the Group Not Applicable.


Item 9.	Notice of Dissolution of Group Not Applicable.


Item 10.	Certification
By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect.

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After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

	Dated this 13th day of February, 2007
	Date

	TRIGRAN INVESTMENTS, INC.
	/s/ Lawrence A. Oberman
	Signature
	Lawrence A. Oberman Executive Vice President
	Name/Title

	/s/ Lawrence A. Oberman
	Lawrence A. Oberman

	/s/ Douglas Granat
	Douglas Granat

	/s/ Steven G. Simon
	Steven G. Simon

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INDEX TO EXHIBITS		PAGE

EXHIBIT 1: Agreement to Make a Joint Filing		12

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By:	/s/ Lawrence A. Oberman
	Name: Lawrence A. Oberman
	Title: Executive Vice President


	DOUGLAS GRANAT

	/s/Douglas Granat


	LAWRENCE A. OBERMAN

	/s/ Lawrence A. Oberman


	/s/ STEVEN G. SIMON

	/s/ Steven G. Simon