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顯示第 1 至 24 項結果，共 1419 項

【多種規格】無線多功能計分搶答機 4-12組按鈕光速排名/支援PPT Wireless Multi-function Responder Competition 4-12 groups Light Speed Auto-Ranking/Support PPT
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【多種規格】超薄LED燈箱視力驗眼表視力表 2.5米/5米測距無級調光 Stepless Adjusted LED Eye Chart Slim Ver. 2.5m/5m
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【多種規格】電子積木 15個/33個/56個/91個/124個零件 Electronic Circuits BlocksIntegrated Circuit Building Blocks Experiments Educational Science
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12色顏料連畫筆
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1934年珠江三角洲掛圖英
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3D中國地理特徵圖簡中
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3D光學視覺錯覺立體紙模13件套
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3D紙雕賀卡(地標)
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3D紙雕賀卡(城市)
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500萬像素高清多媒體教學實物投影機 Educational 5 Mega Visualizer Multimedia Document camera Overhead Visual Presenter
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800萬像素高清數碼變焦教學大幅面彩屏實物投影機 Educational 8 Mega Support A3 Size Digital zoom Visualizer Multimedia Document camera
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DIY 雙叉式街燈（並聯電路)
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DIY 3D眼鏡
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DIY 七彩聲樂管 (震動頻率與音調)
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DIY 三合一環保發電套裝
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DIY 人力發電機（勢能轉電能轉光能)
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DIY 人體導電器（驗證人也是導電體)
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DIY 兩截式萬花筒(光的折射)
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DIY 八管排簫 (震動發聲,管長改變音階)
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DIY 可對焦簡易顯微鏡（顯微鏡原理)
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DIY 可調光暗小燈（電阻原理)
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DIY 太陽爐複雜版
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DIY 導電畫筆 6ml Conductive brush
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DIY 導電畫筆趣味電路套裝 (無需焊接) STEM Circuit sticker kit Cartoon animal ver.
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