10 - 12 岁 Age 10 - 12
HJ14 Siri Profesion ~ Wira Samudera (Pasukan Mencari dan Menyelamat Khas) 9789672418849
HJ12 Siri Profesion ~ Detektif Anas (Penyiasat Persendirian) 9789672418740
HI05 Siri Happy Dragon ~ Mengapakah kelip-kelip bersinar dalam gelap? 9789670632735
HI04 Siri Happy Dragon ~ Mengapakah pelangi muncul selepas hujan? 9789670632728
HI03 Siri Happy Dragon ~ Mengapakah berteduh di bawah pokok semasa ribut petir adalah bahaya? 9789670632711
HI02 Siri Happy Dragon ~ Mengapakah anak mata kucing berubah bentuk? 9789670632704
IH04 Witty Mouse 4: Fact? Fallacy? ~ Does the Vampire Bat Exist? 9789672418818
IG09 Cheepy Hacks ~ How do you fix a vacuum cleaner that has lost suction? 9789672418641
IG07 Cheepy Hacks ~ How do you get rid of durian stench in your mouth? 9789672418511
IG06 Cheepy Hacks ~ How do you prevent eyestrain from watching too much TV? 9789672418504
IF06 Solar Adventurers Series: World Heritage Sites ~ Gladiator (The Colosseum) 9789672418375
HQ49 100,000 Whys Series ~ Happy Dragon: Why are grape vines able to climb? 9789672418870
HQ46 100,000 Whys Series ~ Happy Dragon: Why are monkeys able to eat fast? 9789672418689
HQ45 100,000 Whys Series ~ Happy Dragon: Why should we not eat too much fast food? 9789672418580
HQ44 100,000 Whys Series ~ Happy Dragon: Why do firecrackers produce loud noises? 9789672418542
HQ43 100,000 Whys Series ~ Happy Dragon: Why do tanks have caterpillar tracks? 9789672418528
HQ42 100,000 Whys Series ~ Happy Dragon: Why do electric rays produce electricity? 9789672418450
HQ41 100,000 Whys Series ~ Happy Dragon: Why are there craters on the Moon? 9789672418443