I made this for my LibGdx project. It includes flat design of various trees, butterflies and mushrooms.
平面設計
art book cover、butterfly flat、cover page、flat、flat design、flat kit、forest、forest flat、game menu、nature flat、tree flat
藝術書籍封面、蝴蝶平、封面、平面、平面設計、扁平的工具包、森林、森林公寓、遊戲菜單、自然平坦、樹平
資料來源：openclipart ( https://openclipart.org/ )

A water drop character with an expression of wonder.Wow!
水滴奇蹟
drop、drops、water、wonder
下降、滴劑、水、奇蹟
資料來源：openclipart ( https://openclipart.org/ )

A vectorized version of the (in)famous painting by Leonardo DaVinci. Source : http://en.wikipedia.org/wiki/File:Mona_Lisa,_by_Leonardo_da_Vinci,_from_C2RMF_retouched.jpg
蒙娜麗莎
Art、DaVinci、Famous-people、Leonardo、Lisa、Mona、Painting、Renaissance
藝術、達芬奇、著名的人民、萊昂納多、更、莫娜、繪畫、再生
資料來源：openclipart ( https://openclipart.org/ )

Simple Umbrella being held in hand.
簡單的傘
hand、jacket、rain、raincoat、umbrella
手、夾克、雨、雨衣、雨傘
資料來源：openclipart ( https://openclipart.org/ )

Extra! traced from http://comicbookplus.com/?dlid=15971
額外！
ad、commercial. exclamation、extra、misc boutique、retro、special
至、商業。感嘆、額外、misc精品店、復古、特別
資料來源：openclipart ( https://openclipart.org/ )

Easter - basketPart of the "Events" set made for WorldLabel.com
復活節圖標
basket、color、easter、easter2015、eggs、event、events、holiday、holidays、icon、occasion、occasions、rimanalogi、worldlabel
籃、顏色、復活節、復活節2015、蛋、事件、事件、假日、假期、圖標、機會、場合、rimanalogi、worldlabel
資料來源：openclipart ( https://openclipart.org/ )

Animation of Filtration of sand and salt and water.
過濾沙子和鹽和水的動畫
9va、animation、Filter、Filterpapier、filtration、Filtration、funnel、Gemisch、remix 225511、salt、Salz、separation、SMIL、Trennmethode、Trennung、Wasser、water
9VA、動畫、過濾、濾紙、過濾、過濾、漏斗、混合物、混音225511、鹽、鹽、分割、SMILE、分離方法、分割、水、水
資料來源：openclipart ( https://openclipart.org/ )

Blue caterpillar for my new platformer game. Cartoonish and (I hope) cute. I will probably change it a lot but it might be useful for someone so I have decided to share it - especially once you fix the face, it looks not that good. magory.net
藍色毛毛蟲
blue、bug、cartoon、caterpillar、cute、larva
藍色、竊聽器、動畫片、毛蟲、可愛、幼蟲
資料來源：openclipart ( https://openclipart.org/ )

A nativity, with Mary, her husband Joseph, baby Jesus in a manger (feeding trough), a Shepherd with 2 sheep, 3 kings, and an angel singing above, in a gingerbread house.
薑餅誕生
angel、Christmas、Christmas cookie、cookie、cresh、Declaration、devadoot、gingerbread、gingerbread angel、gingerbread cookie、gingerbread man、holidays、holidays2015、Joseph、Mary、MERRY、nativity、Non-Human Beings、remix 233599、wisemen、ángel、देवदूत
天使、聖誕、聖誕餅乾、曲奇餅、緊急、宣言、天使、薑餅、薑餅天使、薑餅曲奇餅、薑餅人、假期、holidays2015、約瑟夫、瑪麗、MERRY、耶穌誕生、非人類、混音233599、智者、天使、天使
資料來源：openclipart ( https://openclipart.org/ )

Hot coffee for all the openclipart Artists -enjoy holidays2010
咖啡
anytime、beverage、breakfast、brew、cafe、caffeine、caffè、cofee、coffee、Coffeehouse、cold weather、drink、evening、holiday、holidays2010、hot、hotel、icon、kahve、morning、netalloy、openclipart、relax、restaurant、smoking、vacation、vector graphics、winter
隨時、飲料、早餐、釀造、咖啡店、咖啡因、咖啡、COFEE、咖啡、咖啡屋、寒冷的天氣、喝、晚間、假日、holidays2010、熱、旅館、圖標、咖啡、早上、netalloy、開放美工圖庫、放鬆、餐廳、抽煙、假期、矢量圖形、冬季
資料來源：openclipart ( https://openclipart.org/ )