Yr Haul, y Lleuad a'r SêrStephanie Turnbull, Elin Meek, Kuo Kang Chen · First published 2010Open the Tome
Entdecke die PlanetenStephanie Turnbull, Kuo Kang Chen, Harriet Grunewald · First published 2004Open the Tome
Electricity and MagnetsTerry Cash, Barbara Taylor, Peter Bull, Kuo Kang Chen · First published 1997Open the Tome
What's Inside You?Susan Meredith, Kuo Kang Chen, Peter Wingham, Colin King · First published 1991Open the Tome
