ReviewsLemon Battery Experiment

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  • Experiment with the science of sound using this electronic voice synthesizer, featuring 10 different voice modifiers.
  • Side levers adjust frequency and amplitude, creating hundreds of different sound combinations.
  • Effects include a voice amplifier and colorful flashing LEDs. One 9-volt battery included.
  • A fun toy for kids and adults alike. Challenge your children's imaginations and keep them active with Toysmith.
  • Create hundreds of different sound combinations with this electronic voice synthesizer.
  • Use side levers to create various combinations.
  • Requires one 9 volt battery - Included, Assorted colors.
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SDTC Tech 2-Set 4X 1.5V AA Battery Holder and I Type Battery Snap Connector Kit 6 Volt Thicken Plastic Battery Case Box

  • The AA Battery Holder suit for 4x 1.5V AA batteries, and ouput voltage is 6 volt..
  • I Type Battery Snap Connector with hard plastic shell, 15 cm / 6 inch length, easy to solder or connect..
  • Made of thicken plastic shell, copper conductor and nickel-plated steel spring, to ensure effective good contact, sturdy and durable..
  • 4 AA Battery Case Size is 57 * 32 * 29mm, widely used in electronic circuit experiment, Arduino projects, led devices, household appliances etc..
  • Package includes 2pcs 4x AA Battery Holder, 2pcs I Type Battery Snap Wire Leads..
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SDTC Tech 2-Set 8X 1.5V AA Battery Holder and I Type Battery Snap Connector Kit 12 Volt Thicken Plastic Battery Case Box

  • The AA Battery Holder suit for 8x 1.5V AA batteries, and ouput voltage is 12 volt..
  • I Type Battery Snap Connector with hard plastic shell, 15 cm / 6 inch length, easy to solder or connect..
  • Made of thicken plastic shell, copper conductor and nickel-plated steel spring, to ensure effective good contact, sturdy and durable..
  • 8 AA Battery Case Size is 63 * 58 * 30mm, widely used in electronic circuit experiment, Arduino projects, led devices, household appliances etc..
  • Package includes 2pcs 8x AA Battery Holder, 2pcs I Type Battery Snap Wire Leads..
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20 Pack 9 V Battery Clip Connector Long Cable Connection Hard Shell Black Red Connector (I Type)

  • Good quality: these hard shell connector cables are better than some usual flimsy vinyl found on 9 V battery connectors, plays a useful protective role, and not easy to break.
  • Good conductivity, good contact performance, without risk of electric leakage.
  • Install easily: simple design with a compact size and bare ends which are both easy to be installed for replacing your old or damaged one, good replacement or as standby.
  • Suitable application: replace a broken battery connector on your electronic device, good to use for LED strip light or science experiment.
  • Quantity and size: come with 20 pack 9 V battery clip connector (9 V battery is not included).
  • Warm notice: this battery clip can be applied for power supplies or other devices with a 9 V battery, please do not apply them when your hands are wet.
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SDTC Tech 2/4/6/8 x 1.5V AA Battery Holder with Snap Connector Kit Include 3/6/9/12 Volt Battery Case Box and I Type Hard Shell Battery Clip Buckle Lead Wire

  • [DIY POWER SUPPLY] AA Battery Holder Kit suit for DIY 3/6/9/12 volt power supply converter..
  • [EASY TO USE] Battery Case can install 2/4/6/8 x 1.5V AA battery, and comes with 15cm I type hard shell battery snap clip lead wire, can connect other....
  • [MATERIAL] Made of plastic shell, copper conductor with nickel plating and nickel-plated steel spring, to ensure effective good contact, sturdy and....
  • [WIDELY APPLICATION] Battery Case usually applied in electronic circuit experiment, Arduino DIY projects, low-voltage energy supply device, primary....
  • [BATTERY BOX SIZE] 2 AA Battery Holder: 55 * 30 * 15mm, 4 AA Battery Holder: 55 * 30.5 * 29mm, 6 AA Battery Holder: 58 * 47 * 30mm, 8 AA Battery....
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K'NEX Education - STEM Explorations: Swing Ride Building Set

  • ...th a battery-powered motor that works on two AA batteries, bringing kids’ ideas to life. Aside from the swing, they can also build two other amusement park ride models with this toy set — a boom ride and a Ferris wheel. Let middle-school students learn as they have fun with this K’NEX Education building set..
  • EXPERIMENT GUIDE – The three included experiments contain complete details on conducting the hands-on, inquiry-based engineering projects based around the models and include information about the different parts and pieces. Parents can assist their children in the beginning until kids get the hang of it..
  • PROMOTES TEAMWORK – Specially designed for children ages 8 and up, this engineering set is more fun when constructed with friends. Students in grades 5‒9 can create the models alone or with two other classmates. Through teamwork, students will learn how mass affects speed, how to gear up and gear down, and much more! The set promotes camaraderie and the development of social skills, too..
  • STEAMagination : It’s the connection of STEAM (science, technology, engineering, arts & math) with a child’s natural curiosity and creativity and it powers the fun of each and every K’NEX building set. Building with K’NEX puts children....
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4M Kidzlabs Lemon Powered Clock, Chemical Electrical Science Lab Experiment - STEM Toys Educational Gift for Kids & Teens, Girls & Boys

  • Discover the science of batteries by building a lemon-powered clock..
  • Made using safe and high quality materials, just add a lemon for a fun lesson in battery science..
  • Included in the package are copper and zinc plates, wire, and a clock..
  • This clock is recommended for ages 5 and up..
  • Challenge your child's imagination with 4M toys and kits..
  • 4M educational toys cover a wide range of educational subjects and include science kits, arts and crafts kits, robotics kits, and more..
  • 4M offers a wide range of toys and kits to let you build a clock, crochet a placemat, or turn your room into a planetarium--all in the name of making learning fun..
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Oziva Aromatherapy Shower Steamers - Nighttime Shower Tablets Shower Bombs - Christmas Gifts for Women and Men - Self Care and Relaxation Stress Relief Stocking Stuffers for Women

  • with our aromatherapy shower melts, which will dissolve in your bathtub and release potent aromatherapy....
  • SOOTHING ESSENTIAL OIL BLENDS - Breathe in the vapor filled with natural organic essential oils.
  • Eucalyptus, Lavender, Orange, Lemon, Rose,Tea....
  • SPA AT HOME: Simply place one of the aromatherapy ​shower tablets​ in the corner of your shower and let the steam work its magic.
  • NATURAL AROMATHERAPY SHOWER STEAMERS - with pure and natural ingredients to refresh and revitalize. We will never experiment on animals - we don't....
  • UNIQUE GIFTS FOR WOMEN AND MEN - Our shower steamer gift box comes in a beautiful packaging suitable as self care gifts, relaxing gifts, stress relief....
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4 Pieces D-Cell Battery Holder Series or Parallel Physical Science Plastic D Size Battery Case Physics D Battery Holder

  • Quantity and material: you will get 4 pieces d size battery holders for physical science experiment or other use, sufficient quantity for you to use.
  • Made of plastic and metal, this d battery holder parallel is durable and can be applied for a long time.
  • How to use: these battery holders can be connected in a series to add voltage or in parallel to add current.
  • With spring clip design, you can easily put the battery in it.
  • Both ends of the box have positive and negative labels.
  • Easy to use: these durable individual plastic d-cell battery holders can be quickly and easily snapped together to form either parallel or series connections.
  • They can be applied individually or configured in parallel or series via the interlocking tabs located on the top and sides.
  • Product size: each d cell battery holder parallel is 7 x 3.5 x 2.7 cm/ 2.75 x 1.37 x 1.06 inch, fit for d size battery (not included).
  • Suitable for: plastic battery holder is suitable for teaching and laboratory use.
  • Children who are too small should use it under the supervision of an adult.
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Casio, 61-Key Portable Keyboard (LK-S450)

  • 61 touch-responsive keys let you effortlessly control dynamics.
  • Key Lighting system helps you learn new songs.
  • 600 tones and 200 rhythms provide plenty of sounds to experiment with.
  • USB-MIDI connectivity connects to Chordana Play music app.
  • Strap pins and optional battery power let you play anywhere you want.
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Shangri-La Tea Company Butterfly Pea Flower, Loose Leaf Tea, Dried Pea Flowers, All Natural, Herbal Decaf, 2 Oz

  • Adding an acidic ingredient like lemon or lime juice changes the tea from Blue to Purple to pink - experiment with other teas like green or hibiscus to create even more colors.
  • The flavor of the butterfly pea flower tea is similar to a green tea and can be used to naturally color cocktails, frosting, baked goods and even ice cubes for a delightful surprise to any drink.
  • Our directly sourced Butterfly pea flowers are of the highest quality and naturally caffeine free, Non GMO and allergen Free.
  • For a perfectly brewed cup of Butterfly pea tea, simply add 1-3 flowers to an 8 oz cup of boiling water and let steep for a few minutes. Then add juices or other teas to create the changing colors.
  • Discover this centuries-old magical tea that changes colors right before your eyes thanks to the all-natural Butterfly pea flowers in our loose leaf herbal blend.
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