<SEC-DOCUMENT>0000950138-13-000516.txt : 20131127
<SEC-HEADER>0000950138-13-000516.hdr.sgml : 20131127
<ACCEPTANCE-DATETIME>20131127180405
ACCESSION NUMBER:		0000950138-13-000516
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20131126
FILED AS OF DATE:		20131127
DATE AS OF CHANGE:		20131127

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BUILD A BEAR WORKSHOP INC
		CENTRAL INDEX KEY:			0001113809
		STANDARD INDUSTRIAL CLASSIFICATION:	RETAIL-HOBBY, TOY & GAME SHOPS [5945]
		IRS NUMBER:				431883836
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0101

	BUSINESS ADDRESS:	
		STREET 1:		1954 INNERBELT BUSINESS CENTRE DRIVE
		CITY:			ST LOUIS
		STATE:			MO
		ZIP:			63114
		BUSINESS PHONE:		314-423-8000

	MAIL ADDRESS:	
		STREET 1:		1954 INNERBELT BUSINESS CENTRE DRIVE
		CITY:			ST LOUIS
		STATE:			MO
		ZIP:			63114

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			KENT VIRGINIA H
		CENTRAL INDEX KEY:			0001219443

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-32320
		FILM NUMBER:		131248764

	MAIL ADDRESS:	
		STREET 1:		200 DOMAIN DR
		CITY:			STRATHAM
		STATE:			NH
		ZIP:			03885
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2013-11-26</periodOfReport>

    <issuer>
        <issuerCik>0001113809</issuerCik>
        <issuerName>BUILD A BEAR WORKSHOP INC</issuerName>
        <issuerTradingSymbol>BBW</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001219443</rptOwnerCik>
            <rptOwnerName>KENT VIRGINIA H</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O BUILD-A-BEAR WORKSHOP, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>1954 INNERBELT BUSINESS CENTER DR.</rptOwnerStreet2>
            <rptOwnerCity>ST. LOUIS</rptOwnerCity>
            <rptOwnerState>MO</rptOwnerState>
            <rptOwnerZipCode>63114</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2013-11-26</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>1300</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>9.54</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>41362</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2013-11-27</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>18700</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>9.26</value>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>22662</value>
                    <footnoteId id="F3"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>10000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>Spouse</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">The reporting price is the weighted average sale price per share for 3 transactions in which the sale prices range from $9.52 to $9.62 per share. The Reporting Person undertakes to provide full information regarding the number of shares sold at each separate sale price upon request of the Securities and Exchange Commission staff, the issuer or any security holder of the issuer.</footnote>
        <footnote id="F2">The reporting price is the weighted average sale price per share for 52 transactions in which the sale prices range from $9.10 to $9.60 per share. The Reporting Person undertakes to provide full information regarding the number of shares sold at each separate sale price upon request of the Securities and Exchange Commission staff, the issuer or any security holder of the issuer.</footnote>
        <footnote id="F3">After giving effect to the transactions reported in this Form 4, Ms. Kent directly beneficially owns 11,106 shares of common stock and 11,556 shares of restricted stock along with 10,000 shares indirectly through her spouse.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Eric Fencl, Attorney-in-Fact                          for Virginia H. Kent</signatureName>
        <signatureDate>2013-11-27</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
