Young Scientist Box Set 2020 (10 Books) L3

Young Scientist Box Set 2020 (10 Books) L2

Young Scientist Box Set 2020 (10 Books) L1

小翻頁大發現：我的機械原理大發現

P6 Elite Classes Special Set

P5 Elite Classes Special Set

P4 Elite Classes Special Set

P3 Elite Classes Special Set

P2 Elite Classes Special Set

P1 Elite Classes Special Set

Happy Dragon #11 Why are there meteors?

Happy Dragon #12 Why does a crab walk sideways?

Happy Dragon #13 Why does a solar eclipse happen?

Happy Dragon #14 Why does a chameleon change its skin colour?

Happy Dragon #15 Why do snails leave a trail of slime?

Happy Dragon #16 Why don't geckos fall off the wall?

Happy Dragon #17 Why do roosters crow?

Happy Dragon #18 Why do we dream?

Happy Dragon #19 Why shouldnt we eat poatoes that have sprouted?

Happy Dragon #20 Why do we get bubbles from soapy water?

Happy Dragon #21 Why does the spider weave a web?

Happy Dragon #22 Why do stars twinkle?

Happy Dragon #23 Why is there a rustling sound when we undress?

Happy Dragon #24 Why do we have hiccups?

Happy Dragon #25 Why do cut apples turn brown?

Happy Dragon #26 Why do ducks walk in a line?

Happy Dragon #27 Why do dogs stick out their tongues?

Happy Dragon #28 Why do we wear spectacles?

Happy Dragon #29 Why do jellyfish sting people?

Happy Dragon #30 Why are light bulbs able to emit light?

Happy Dragon #31 Why is cotton not a flower?

Happy Dragon #32 Why is a kite able to fly in the air?

Happy Dragon #33 Why does our heart beat faster when we get frightened?

Happy Dragon #34 Why are chillies of different colours?

Happy Dragon #35 Why do volcanoes erupt?

Happy Dragon#46 Why Are Monke y Able To Eat Fast?

Happy Dragon#45 Why Should We Not Eat Too Much Fast Food?

Happy Dragon#44 Why Do Firecrackers Produce Loud Noises?

Happy Dragon#43 Why Do Tanks Have Caterpillar Tracks?

Happy Dragon#42 Why Do Electric Rays Produce Electricity?

Happy Dragon#41 Why Are There Crater On The Moon?

Happy Dragon#40 Why do tornadoes happen?

Happy Dragon#39 Why do whales spout water?

Happy Dragon#38 Why are big ship able to float at sea?

Happy Dragon#37 Why did dinasours become extinct?

Happy Dragon#36 Why do gorillas beat their chest?

Happy Dragon#52 Why Do Planes Leave Behind A White Trail In The Sky?

Happy Dragon#51 Why Are Bees Able To Identify Their Hives?

Happy Dragon#50 Why is an owl able to fly silently?

Happy Dragon#49 Why are grape vines able to climb?