AMERICAN CENTURY WORLD MUTUAL FUNDS, INC.

                             ARTICLES SUPPLEMENTARY

         AMERICAN CENTURY WORLD MUTUAL FUNDS, INC., a Maryland corporation whose
principal Maryland office is located in Baltimore, Maryland (the "Corporation"),
hereby certifies to the State Department of Assessments and Taxation of Maryland
that:

         FIRST: Pursuant to authority expressly vested in the Board of Directors
by Article  FIFTH and Article  SEVENTH of the Articles of  Incorporation  of the
Corporation,  the Board of Directors of the Corporation (a) has duly established
three new classes of shares (each hereinafter  referred to as a "Class") for one
of the eight Series  (hereinafter  referred to as "Series") of capital  stock of
the Corporation and (b) has allocated  Three Billion  (3,000,000,000)  shares of
the Three  Billion  (3,000,000,000)  shares of  authorized  capital stock of the
Corporation, par value One Cent ($0.01) per share, for an aggregate par value of
Thirty  Million  Dollars  ($30,000,000).  As a result of the action taken by the
Board of Directors referenced in Article FIRST of these Articles  Supplementary,
the  Series  and the  number of  shares  and  aggregate  par value of each is as
follows:

    Series                          Number of Shares         Aggregate Par Value
    ------                          ----------------         -------------------

International Growth Fund              1,450,000,000              $14,500,000
International Discovery Fund             480,000,000              $ 4,800,000
Emerging Markets Fund                     127,500,000             $ 1,275,000
Global Growth Fund                       170,000,000              $ 1,700,000
Life Sciences Fund                       220,000,000              $ 2,200,000
Technology Fund                          327,500,000              $ 3,275,000
International Opportunities Fund         225,000,000              $ 2,250,000
European Growth Fund                               0              $         0

The par value of each share of stock in each Series is One Cent ($0.01) per
share.

         SECOND:  Pursuant  to  authority  expressly  vested  in  the  Board  of
Directors by Article FIFTH and Article SEVENTH of the Articles of Incorporation,
the Board of Directors of the  Corporation (a) has duly  established  classes of
shares (each hereinafter referred to as a "Class") for the Series of the capital
stock of the  Corporation  and (b) has  allocated  the shares  designated to the
Series in Article  FIRST above  among the Classes of shares.  As a result of the
action taken by the Board of  Directors,  the Classes of shares of the eight (8)
Series of stock of the  Corporation  and the number of shares and  aggregate par
value of each is as follows:





                                                             Number of Shares       Aggregate
    Series Name                      Class Name               as Allocated          Par Value
    -----------                      ----------               ------------          ---------

International Growth Fund            Investor                1,000,000,000         $10,000,000
                                     Institutional             150,000,000           1,500,000
                                     Service                             0                   0
                                     Advisor                   100,000,000           1,000,000
                                     C                          50,000,000             500,000
                                     A                          50,000,000             500,000
                                     B                          50,000,000             500,000
                                     C II                       50,000,000             500,000

International Discovery Fund         Investor                  400,000,000          $4,000,000
                                     Institutional              75,000,000             750,000
                                     Service                             0                   0
                                     Advisor                     5,000,000              50,000
                                     C                                 n/a                 n/a

Emerging Markets Fund                Investor                  100,000,000          $1,000,000
                                     Institutional              12,500,000             125,000
                                     Service                             0                   0
                                     Advisor                     5,000,000              50,000
                                     C                          10,000,000             100,000

Global Growth Fund                   Investor                  150,000,000          $1,500,000
                                     Institutional               5,000,000              50,000
                                     Advisor                     5,000,000              50,000
                                     C                          10,000,000             100,000

Life Sciences Fund                   Investor                  200,000,000          $2,000,000
                                     Institutional               5,000,000              50,000
                                     Advisor                     5,000,000              50,000
                                     C                          10,000,000             100,000

Technology Fund                      Investor                  300,000,000          $3,000,000
                                     Institutional              15,000,000             150,000
                                     Advisor                     5,000,000              50,000
                                     C                           7,500,000              75,000

International Opportunities Fund     Investor                  200,000,000          $2,000,000
                                     Institutional              25,000,000             250,000
                                     C                                 n/a                 n/a

European Growth Fund                 Investor                            0          $        0
                                     Institutional                       0                   0
                                     Advisor                             0                   0
                                     C                                   0                   0

         THIRD:  Except as otherwise provided by the express provisions of these
Articles  Supplementary,  nothing herein shall limit, by inference or otherwise,
the  discretionary  right of the Board of  Directors to  serialize,  classify or
reclassify and issue any unissued  shares of any Series or Class or any unissued
shares that have not been  allocated  to a Series or Class,  and to fix or alter
all terms thereof,  to the full extent provided by the Articles of Incorporation
of the Corporation.

         FOURTH:  A description  of the series and classes of shares,  including
the  preferences,  conversion  and other rights,  voting  powers,  restrictions,
limitations  as to  dividends,  qualifications,  and  terms and  conditions  for
redemption is set forth in the Articles of  Incorporation of the Corporation and
is not  changed by these  Articles  Supplementary,  except  with  respect to the
creation and/or designation of the various Series.

         FIFTH:   The  Board  of  Directors  of  the  Corporation  duly  adopted
resolutions dividing into Series the authorized capital stock of the Corporation
and   allocating   shares  to  each  Series  as  set  forth  in  these  Articles
Supplementary.

         SIXTH:   The  Board  of  Directors  of  the  Corporation  duly  adopted
resolutions  establishing the Series and allocating shares to the Series, as set
forth in  Article  FIRST,  and  dividing  the  Series  of  capital  stock of the
Corporation into Classes as set forth in Article SECOND.

         IN WITNESS  WHEREOF,  AMERICAN  CENTURY  WORLD MUTUAL  FUNDS,  INC. has
caused these Articles  Supplementary  to be signed and  acknowledged in its name
and on its  behalf  by its  Vice  President  and  attested  to by its  Assistant
Secretary on this 14th day of June, 2002.

                                                     AMERICAN CENTURY WORLD
ATTEST:                                              MUTUAL FUNDS, INC.


/s/Charles A. Etherington                           By:    /s/David C. Tucker
Name:  Charles A. Etherington                       Name:  David C. Tucker
Title: Assistant Secretary                          Title: Senior Vice President

         THE UNDERSIGNED  Senior Vice President of AMERICAN CENTURY WORLD MUTUAL
FUNDS,  INC., who executed on behalf of said Corporation the foregoing  Articles
Supplementary to the Charter,  of which this certificate is made a part,  hereby
acknowledges,  in the name of and on behalf of said  Corporation,  the foregoing
Articles  Supplementary  to  the  Charter  to  be  the  corporate  act  of  said
Corporation,  and  further  certifies  that,  to  the  best  of  his  knowledge,
information and belief,  the matters and facts set forth therein with respect to
the approval  thereof are true in all material  respects  under the penalties of
perjury.


Dated:  June 14, 2002                    /s/David C. Tucker
                                          David C. Tucker, Senior Vice President