Author: Penny Alexander, Becky Goddard-Hill.

Canllaw i'r Arddegau.

The teenage guide to boosting happiness and resilience. This positive and insightful guide gives you the tools to build your confidence, eliminate negative feelings and boost happiness in all areas of your life. Scientists reckon 40% of your happiness is within your control, that's A LOT of happiness and this book will help you to harness it...

Awdur: Penny Alexander, Becky Goddard-Hill.

Canllaw i'r Arddegau.

Canllaw i'r arddegwyr er mwyn atgyfnerthu eu hapusrwydd a'u dycnwch. Mae'r canllaw hwn yn cynnig yr arfau i chi adeiladu eich hyder, dileu teimladau negyddol a hybu dedwyddwch ym mhob agwedd o'ch bywyd.