Explore the basic characteristic of sound. By means of interesting experiments, to let children understand how sound generates and transmitting. Understand sound has volume and pitch difference. Enjoy having ones idea put into action and represented by actual product. Knowing and understanding the sound travel by vibration. It is fun to build up a kit which will proved the scientific theory. Perfect for children ages 6 and up.
Explore the basic characteristic of sound. |
Do Magic Eraser Damage Porcelain? The magic eraser acquires public approval as an effective cleaning product. The spongeelement is melamine foam There are many discussions about whether magic erasers can be used on porcelain and tiles. The answer is that they are good at ...
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Control Panel:ATS&AMF on requested Alternator:STC/TFW Protection:On Requested Ourput Power:10kw-300kw Engine:WEICHAI Model Number:HPW Brand Name:HOPOW Place of Origin:Fujian China (Mainland) Type:Other Sound Proof Diesel Generating Set We can also build our Whisper generators ...
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Place of Origin:Canada system for improving sound of accoustic instruments ...
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Place of Origin:Zhejiang China (Mainland) Handle Type:Foldable Mop Head Material:PP Pole Material:stainless steel New E-MOP , one touch the foot button so it is drying auto ! Easy Dry Out ! ...
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Color:Light gray,red,light green,blue,purple Usage:door,kitchen,bathroom,lobby,car,bedroom 40'HQ quantity:1360pcs Color box size:45x30x33cm Model Number:MOP-002 Usage:Floor Other Features:Super Water Absorption Handle:Assemble Type:Disposable Head Size:120cm Material:Cotton ...
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Usage:Bathroom Other Features:Super Water Absorption Handle:Assemble Head Size:120cm Place of Origin:Zhejiang China (Mainland) Pole Material:Steel magic mop,cleaning mop,new generation mop.mop,new generation magic mop,easy mop, with SQUARE BUCKET. ...
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Handle: Assemble Material: Microfibre Features: in many ways , Super Water Absorption , a 360-degree rotating mop Group. Specifications: Dimensions: 43*29*30cm 4pcs/ctn N.W.: 12kg G.W.: 13kg Carton dimensions: 61*45*66cm the third generation magic mop ...
Material:Microfibre easy mop:magic mop Brand Name:future Mop Head Style:Swivel Mop Pad Style:Reusable Handle Processing Method:Chrome OEM:accept Usage:everything Other Features:Super Water Absorption Handle:Assemble Model Number:ST-003 Brand Name:OEM Place of Origin:Guangdong ...
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