Sboncio, ymestyn a neidio
By: Julie Fitzpatrick ; darluniwyd gan Diana Bowles ; (addasiad Cymraeg: Mel Williams).
Contributors: Bowles, Diana.; Williams, Mel.; University College of Wales. Centre for Educational Studies.
Series: Ehangu gwyddoniaeth
Publisher: Canolfan Astudiaethau Addysg
Published: 1993
Place of publication: Aberystwyth
Language: wel
Number of pages: 29
Subjects: Elasticity -- Juvenile literature.; Plasticity -- Juvenile literature.; Science -- Study and teaching (Elementary)
Work titles: Bounce, stretch and spring.
Notes: Arg Saesneg gwreiddiol = Original English ed: London : Hamilton, 1986.

Yn cynnwys mynegai = Includes index.

Addasiad Cymraeg o = Welsh adaptation of: Bounce, stretch and spring.