Best Calculus Tutorials

Electric Tooth Polisher, Household Dental Tartar Calculus Remover for Fighting Tooth Smoke and Tea Stains Teeth Whitening Cleaning Kit for People and Pet Dog

  • 【MULTIFUNCTIONAL TEETH KIT】Effectively remove teeth calculus caused by coffee, tea, smoking. When using it in pet routine, leading to a fresher breath..
  • 【3 ADJUSTABLE MODE】According to the different sensitivity level of user, the teeth polisher owns 3 vibration levels (Soft, Normal, Strong) , 5000-15000 times per minute, adapt to different kinds of dental plaque and tartar, improves gum health in less than 3-4 months..
  • 【4 REPLACEMENT HEADS】Equipped with 4 different soft polishing tips: silicone brush head, silicone cup brush, flat brush, sharp brush, easy to remove stubborn stains on the teeth, flat stains, interdental stains, improve the smoothness of the teeth..
  • 【2 POWER SUPPLY WAYS & IPX6】This teeth whitening kit can be powered on by universal micro USB cable (included) during home use (Please keep the USB plug in when use), or by 2 AA batteries (excluded) in case of emergency. IPX6 waterproof, can be rinsed under running water (Cannot be immersed in water), safe and convenient..
  • 【FLEXIBLE To USE 】The Electric Calculus & Plaque Remover has simple structure for convenient use. Although it’s not the same performance that you get in a dental chair, you can operate for gentle calculus removal by at home or at travel..
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Vosaro Dental Cleaner Oral Care Dental Tools Kit with 4 Cleaning Heads

  • Newest Calculus Remover:The dental calculus cleaner use premium ABS material and stainless steel cleaning head..
  • Friendly Care for Oral Health :Vosaro Teeth Cleaner can intelligently identify the gums. Only when the cleaning head touches teeth or hard solids,....
  • 5 Modes & Waterproof:The tartar remover for teeth with IPX6 grade waterproof design, and 5 adjustable intensity modes of soft, normal, middle,....
  • 4 Cleaning Heads & LED Lights :This electric tooth cleaner comes with 4 cleaning replaceable heads. A dental mirror(Included) together with the....
  • Rechargeable & Intelligent Protection:The tooth cleaner tools built in 1500mAh battery, which can be used over 50 times after being fully charged.....
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Texas Instruments TI-84 Plus CE Handheld Graphing Calculator, Teal, 84PLCE/TBL/1L1/AS

  • TI-84 Plus CE has a 320 x 240-pixel color screen that displays graphs in detail. 154KB RAM and 3MB flash ROM memory help you quickly solve equations and generate graphs..
  • Preloaded apps are designed to help you solve a wide range of problems. Tackle logarithm functions, hyperbolic functions, matrix functions, forecasting functions and more..
  • Useful for a wide range of courses, including pre-algebra, algebra 1 and 2, geometry, statistics, pre-calculus, calculus, biology, chemistry, physics and business and finance..
  • Slim design can be placed in a bag or backpack. Can be used during SAT, ACT and AP exams..
  • Includes a rechargeable battery, charger and USB cable..
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The Geometry of Figurate Numbers

  • [SCIENTIFIC CALCULATOR WITH GRAPHIC FUNCTION] - This is a scientific calculator that is able to show graphs of formulas. It features a screen large enough to be able to display graphs and equations simultaneously, allowing you to see calculations and corrections in high detail. Its 7 x 3.3 size ensures comfortable use..
  • [MULTIPLE MODES] - This calculator features 3 operating modes: Angular Measurement, Calculation, and Display modes. More information is available in the photos..
  • [OVER 280 FUNCTIONS] - Including fractions, statistics, complex number calculations, linear regression, standard deviation, permutations, and variable solving..
  • Perfect for Advanced and Beginner courses including Pre-Algebra, Algebra I, Algebra II, Geometry, Trigonometry, Calculus, AP Calculus, AP Statistics, Biology, Chemistry, Physics, Finance & Business..
  • If you are not able to turn on the calculator, please press the reset button on the back! If you still have any other issues, we offer a 365-day limited warranty. Please contact us and we will give you a response within 24 hours..
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Easy Drawing

  • We live in great times, when all the knowledge of the world is just within our reach with the power of the Internet. Do you want to learn how to draw? No need to go to an art school, or to pay a personal teacher. There are a lot of free materials you can use to learn, or to draw something easy instantly. But the Internet is also a big place, easy to get lost in, so I've prepared a collection of easy drawing tutorials for you..
  • Drawing is a complex skill, impossible to grasp in one night, and sometimes you just want to draw something, to create a drawing you'll be proud of without having to wait months for decent results..
  • Here the simple step-by-step tutorials come to help. You can do them with little to no previous experience, and good results are almost guaranteed, if you follow the instructions carefully..
  • - DIY Easy Drawing Tutorials Profesional.
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Plaque Remover for Teeth - Tartar Remover for Teeth, Dental Calculus Remover Teeth Cleaning Kit

  • Highly efficient: This plaque removal tool uses advanced high frequency vibration technology to remove plaque more effectively than manual dental tools..
  • Protect your gums: The teeth tarter cleaner only starts working when the cleaning head touches the teeth, and stops working when it touches the gums. For new users we recommend starting with SOFT mode..
  • User-friendly: Teeth cleaning kit for plaque remover features 5 switching modes and comes with 3 stainless steel replacement heads and a small handle..
  • LED light and rechargeable: The dental calculus remover has LED lights on top to see your teeth more clearly. Charging with Type C USB, the 1500 mAh battery don't require frequent charging..
  • Waterproof: The dental calculus remover for teeth supports waterproof system and can be washed directly with water..
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Drawing Tutorial for Beginner

  • We live in great times, when all the knowledge of the world is just within our reach with the power of the Internet. Do you want to learn how to draw? No need to go to an art school, or to pay a personal teacher. There are a lot of free materials you can use to learn, or to draw something easy instantly. But the Internet is also a big place, easy to get lost in, so I've prepared a collection of easy drawing tutorials for you..
  • Drawing is a complex skill, impossible to grasp in one night, and sometimes you just want to draw something, to create a drawing you'll be proud of without having to wait months for decent results..
  • Here the simple step-by-step tutorials come to help. You can do them with little to no previous experience, and good results are almost guaranteed, if you follow the instructions carefully..
  • - DIY Easy Drawing Tutorials Profesional.
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Loom bandz

  • The app includes many sections for all ages and skill types.
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DIY Easy Drawing Tutorials For Beginners

  • We live in great times, when all the knowledge of the world is just within our reach with the power of the Internet. Do you want to learn how to draw? No need to go to an art school, or to pay a personal teacher. There are a lot of free materials you can use to learn, or to draw something easy instantly. But the Internet is also a big place, easy to get lost in, so I've prepared a collection of easy drawing tutorials for you..
  • Drawing is a complex skill, impossible to grasp in one night, and sometimes you just want to draw something, to create a drawing you'll be proud of without having to wait months for decent results..
  • Here the simple step-by-step tutorials come to help. You can do them with little to no previous experience, and good results are almost guaranteed, if you follow the instructions carefully..
  • - DIY Easy Drawing Tutorials Profesional.
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