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Mini Hot Air Stirling Engine Motor Stirling Engine Science Experiment Kit Miniature Steam Power Physics Toy Lab Teaching Model Children Physics Science Education Toys

  • ...an external combustion engine. The stirling engine equipped with a LED lights, because of the heat from high-grade alcohol, the engine will run madly and create the electricity and drive the led light..
  • HOT AIR STIRLING ENGINE WITH LED LIGHT: Mini stirling engine is really interesting and imaginative toy. Through practical operation, we can observe the whole process of stirling engine operation, understand the stirling principle more intuitively, and deepen our interest in physics..
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VersaCheck Annual 500 Print Validation Code [Online Code]

  • Asset allocation calculator computes the asset allocation mix given the total investment amount and the selected target asset allocation (conservative, balanced, growth, aggressive, or custom).
  • Compounding interest calculator computes the future value of a deposit which earns interest at a percent interest rate for a specific number of compounding years.
  • Future value calculator computes the future value of an account balance plus periodic monthly deposits to that balance, earning interest at a percent interest rate for a specific number of years.
  • Loan payment calculator computes the monthly payment for a loan amount at an annual interest rate, given a specified number of years to pay off the loan, and displays the loan amortization schedule.
  • Withdrawal amount calculator computes how long an investment amount will last given the value of the investment, the compounding interest rate, the inflation rate, and the yearly withdrawal rate. And many more calculators ....
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24 Pieces Mini Highlighter Candy Pastel Highlighter for Kid Student 6 Colors Cute Chisel Tip Marker Pen Highlighter for Candy Party Birthday Drawing Poster Diary Greeting Card School Office Supplies

  • Features: Each highlighter uses soft-colored waterproof and quick-drying ink..
  • Cartoon octopus pattern: cute, practical, beautiful appearance, loved by children, can greatly stimulate children's interest in writing.
  • Mystery Color Change: Create eye-catching, vibrant illustrations with these one-of-a-kind markers. You will definitely love it!.
  • Widely used: suitable for home, classroom, office and anywhere, ideal gift for kids and reward for students.
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Brownline 2023 DuraFlex Weekly Planner, Appointment Book, 12 Months, January to December, Twin-Wire Binding, 11' x 8.5', Black (CB950V.BLK-22)

  • DuraFlex weekly planner with week-on-two-pages format. Weekday appointment schedule from 7:00 a.m. to 8:45 p.m. in 15-minute intervals, Saturday appointment schedule from 7:00 a.m. to 5:45 p.m. in 15-minute intervals, and ruled space for Sunday.
  • Twin-wire binding with heavy-duty, textured, two-piece poly cover in Black.
  • Calendars of past, current and following months on each spread.
  • Contains 2023 and 2023 quarterly planners, tear-off corners, holidays, phases of the moon, a ruled notes section, personal information, four-year list of important dates, metric, weight and temperature conversion, interest table, telephone and address section.
  • Countdown of days passed and days to come.
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Diyeeni 21inch Basswood 4 String Ukelele DIY Kit Instrument Accessory Make Your Own 21 Inch Ukulele Basswood 4 String Ukulele Make Set Heart

  • 【Material】Made of high quality basswood materials, lightweight, safe and portable..
  • 【Ukelele Kit】This kit contains all the parts that has a ukelele, all are precisely made and can be assembled into a real ukelele..
  • 【Package List】 1 x body 1 x neck 1 x fingerboard 1 x bridge 1 x top nut 1 x bottom nut 4 x strings 4 x machine head nuts 8 x machine head screws 2....
  • 【DIY Ukelele】The wood is not painted, you can paint it as you like. Interesting and useful, can stimulate interest in needlework and improve....
  • 【Service】If you have any quality problems, please feel free to contact us, we will provide you with a satisfactory solution, please feel free to....
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Brownline 2023 Traditional Daily/Monthly Planner, Untimed Journal, 12 Months, January to December, Perfect Binding, 8.25' x 5.75', Bright Red (CB389.Red-22)

  • Traditional daily planner with day-per-page format, untimed, and feint ruled areas for entries.
  • Perfect binding with lizard-like, hard cover in Bright Red.
  • Countdown of days passed and days to come with calendars of past, current and following months on each spread. Monthly planner before each month.
  • Contains 2023 and 2023 year planners, tear-off corners, holidays, phases of the moon, a ruled notes section, personal information, four-year list of important dates, metric, weight and temperature conversion, interest table, telephone and address section.
  • Forest Stewardship Council (FSC) Certified to help promote environmentally appropriate, socially beneficial, and economically viable management of the world's forests.
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Brownline 2023 DuraFlex Daily/Monthly Planner, Appointment Book, 12 Months, January to December, Twin-Wire Binding, 8' x 5', Black (CB634V.BLK-22)

  • DuraFlex daily planner with day-per-page format and appointment schedule from 7:00 a.m. to 7:30 p.m. in half-hour intervals, for full week. Monthly planner before each month.
  • Twin-wire binding with heavy-duty, textured, two-piece poly cover in Black.
  • Countdown of days passed and days to come with calendars of current and following months on each spread.
  • Contains 2023 and 2023 year planners, tear-off corners, holidays, phases of the moon, a ruled notes section, personal information, four-year list of important dates, metric, weight and temperature conversion, interest table, telephone and address section.
  • Each page has three blocks for reminder notes and calls.
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Brownline 2023 DuraFlex Daily/Monthly Planner, Appointment Book, 12 Months, January to December, Twin-Wire Binding, 8' x 5', Raspberry (CB634V.RAS-22)

  • DuraFlex daily planner with day-per-page format and appointment schedule from 7:00 a.m. to 7:30 p.m. in half-hour intervals, for full week. Monthly planner before each month.
  • Twin-wire binding with heavy-duty, textured, two-piece poly cover in Raspberry.
  • Countdown of days passed and days to come with calendars of current and following months on each spread.
  • Contains 2023 and 2023 year planners, tear-off corners, holidays, phases of the moon, a ruled notes section, personal information, four-year list of important dates, metric, weight and temperature conversion, interest table, telephone and address section.
  • Each page has three blocks for reminder notes and calls.
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Molecular Structure Model Kit,974 pcs Crystal Structure Model with Atoms, Bonds, Charge-Clouds, Chemistry Science Model Kit for Students or Teachers of Organic and Inorganic Teaching Learning

  • ...ncluding 408 atoms, 530 bonds and 36 kinds of charge clouds. It is a good helper for learning inorganic chemistry, organic chemistry and structural chemistry. This molecular model kit can meet the needs from beginners to advanced science and chemistry learning. Develop and release your chemical genius..
  • 【Cultivate interest】This chemistry crystal structure model with color-coded bonds and atoms helps to visually display the geometric structure and structure of compounds and other bond types, making invisible chemical molecules atomized and deformed, helping teachers and parents Cultivate childrens interest in chemistry, and make learning chemistry 3D molecular or atomic structure fun and interactive..
  • 【Easy to learn】The chemistry learning model kit can assemble complex structures within a few minutes, and it can display chemical structures, molecular bonds and bond angles in all directions. Show basic molecular geometry, chemical molecular structure, and stereochemistry through 3D modeling research. Atoms and chemical bonds are tightly combined and can be easily disassembled with a disconnect tool..
  • 【Environmentally friendly materials】All materials in our chemistry science model kit are environmentally friendly. Food-grade PVC, healthy and sa....
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