氢原子百科 Hi-5是欧美一部教育、亲子、互动、游戏类节目。从1996年到现在大约每一年都会换全新的一季，不让节目千篇一律、粗糙无变。Hi-5是为1-8岁的小朋友打造的。节目内容丰富，还具有一些学习性环节。
成员
名字特长加入年份照片Stevie/史坦飞跟着史坦飞一起，你会发现几何图形无所不能。在充满几何图形的房间里，史坦飞会带着小朋友们运用各种各样的素材，例如彩色纸板箱、面泥、日常家居甚至是身体部位，来帮助孩子们认识形状、颜色以及图形。用积木搭建东西，可以锻炼孩子们手和眼睛的协调性，并用多元的方式让孩子们了解身边的世界。2008Lauran/罗伦跟着罗伦一起，你能够轻松地学习到语言的多样表达。日常的谈话、故事、儿歌和游戏都成为语言学习的渠道。孩子们能够在欢声笑语中潜移默化地学习到字母和单词，以及灵活使用这些词汇的方法和语境，为早期儿童的阅读和自我表达提供良好的基础。2009Dayen/戴安跟着戴安一起，学习数字和解谜简直轻而易举。戴安会将数字和解谜、迷宫以及归类整理的能力融入到日常生活和游戏之中。戴安小屋中的Jup Jup玩偶主持人，只有观众可以看到，主持人却看不到，增加了节目的趣味性。2013Ainsley/安史利跟着安史利一起，音乐和乐器将会成为探索世界的法宝。安史利不仅会为孩子们带来美妙的音乐和韵律，更会用不同的乐器，带领孩子们“聆听”文化和科学，发现声音之美。2013Mary/玛丽跟着玛丽一起，你能够发掘身体运动的无限可能。用舞蹈讲故事，通过这样有趣的方式，让孩子们不自觉地跟着主持人一起运动自己的身体。在欢快的背景音乐和儿歌中，不断加强身体的认知，挖掘身体运动的可能。精心设计的舞蹈动作，更是能够刺激孩子的左右脑平衡发育。2013
事件[2012後]
2012年 Fely因个人原因，拍完2013部份後退出Hi-5。
2013年头致 Fely与Steive、Casey、Tim、Lauran完成最後一场她在的发布会。
2013年中旬 Hi-5在香港DisneyJunior播出。
2013年中旬 Casey和Tim在马来西亚的演唱中宣布退出，完成他们在的最後一场演唱会。
2013年中旬 Hi-5选拔新成员，找回Fely、Casey、Tim几位成员做访问。
2013年中旬 Hi-5选拔完毕，添加Dayen、Ainsley、Mary三位新成员主持Hi-5。
2013年尾 Hi-5第14季拍机完毕。
2013年12月 全面频道播Hi-5第14季。
2013年12月 首次来到中国开演唱会。「位於香港」
2014年中旬 Lauran在杜拜的演唱中宣布退出，完成他在的最後一场演唱会。
主题曲
Five in the air let do it together
Five to the side cares about the weather
Five on the floor the party is on your place
Five to the front it's shile on my face
Hi Hi Hi Hi Hi Hi together
One Two Three Four Hi-5
One Two Three Four Hi-5
One Two Three Four Hi-5
Five in the air let do it together
Hi-5！
Stevie
Stevie：I've been with Hi-5 since 2007 and it's my dream job! I trained at theNational Institute of Dramatic Arts in Australia and theRoyal Academy of Dramatic Arts in London. While training in drama, I worked as the Assistant Editor forAustralian Tennis Magazine. Now, I get to spend every day being part of Hi-5 and bring a smile to your face and mine!
Nickname：Stavros
Birthday：December 30th
Like：Nan’s cooking and watermelons
Music，that makes me jump and scream at the top of my lungs
Dolphins and dragons
Love readingWhere’s Wally?
Favourite cartoonFinding Nemo
Love having the power to turn into Optimus Prime and save the world each week
Lauran
Lauran：I was born to do my three biggest loves – singing, dancing and entertaining! I was born in South Africa and moved to Gold Coast, Australia as a little girl. I have trained under theAustralian Acting Academy and been with Hi-5 since 2009. I absolutely love performing for children. Meeting the fans is my favourite. This year I have word-playtime with my friend Chats. How cool!
Nickname：Lolly, Lolls,Pops, Poppy, Beanz
Birthday：February 24th
Nickname:Lolly, Lolls,
Pops, Poppy, Beanz
I love making a difference in someone’s life.
My birthday is on February 24th!
My mum’s cooking is the best!
My favourite colour is pinkish peach!
I love music that makes me feel warm and fuzzy.
I love flamingos because they are so beautiful and dainty!
I love reading theChicken Soup for the Soul series!
Shrek is my all time favourite cartoon!
Two cow friends are standing in a paddock, one says ‘moo’ and the other says, “That’s what I was going to say”
I would love to have anything I want at the snap of my fingers!
Like：Mum's cooking is the best
Pinkish peach
Music，that makes me feel warm and fuzzy
Flamingos
Love reading theChicken Soup for the Soul series
Favourite cartoonShrek
Want at the snap of my fingers
主持人期数
第一期(1996-2006)
Tim Harding
Nathan Foley
Charli Robinson
Kellie Crawford
Kathleen de Leon Jones
第二期(2007)
Tim Harding
Nathan Foley
Charli Robinson
Kellie Crawford
Sun Park
第三期(2008)
Stevie Nicholson
Nathan Foley
Charli Robinson
Kellie Crawford
Sun Park
第四期(2008)
Stevie Nicholson
Nathan Foley
Casey Burgess
Kellie Crawford
Sun Park
第五期(2009-2013)
Stevie Nicholson
Tim Maddren
Casey Burgess
Lauren Brant
Fely Irvine
第六期(2014)
Stevie Nicholson
Ainsley Melham
Mary Lascaris
Lauren Brant
Dayen Zheng
第七期(2014-now)
Stevie Nicholson(age 30)
Tanika Anderson(age 25)
Dayen Zheng(age 23)
Mary Lascaris(age 22)
Ainsley Melham(age 21)