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kx2001 mengbao electric car
KX2001萌宝号电动车 |
CN¥ 13.0 |
kx2010 ladybird
KX2010 七星瓢虫 |
CN¥ 16.6 |
c502 air car experiment
C502 空气车实验 |
CN¥ 26.4 |
kx2006 dream xingx
KX2006 梦幻星星 |
CN¥ 21.0 |
kx2004 challenge
KX2004 挑战号 |
CN¥ 27.6 |
kx2009 heart demonstrator
KX2009 心脏演示器 |
CN¥ 21.0 |
kx811 double track strange slope
KX811 双轨怪坡 |
CN¥ 10.0 |
kx2003 fengshen
KX2003 风神号 |
CN¥ 15.0 |
kx2005 sanitation genie
KX2005环卫精灵 |
CN¥ 15.0 |
kx2011 faraday capacitor car
KX2011 法拉第电容车 |
CN¥ 30.0 |
kx2013 metal detector
KX2013 金属探测仪 |
CN¥ 27.0 |
kx2015 walking robot
KX2015 走路机器人 |
CN¥ 13.0 |
kx2008 jinxian
KX2008 金贤号 |
CN¥ 28.0 |
kx1325 battery magnetic train
KX1325 电池磁力小火车 |
CN¥ 28.0 |
kx2007 electric turtle
KX2007 电动小乌龟 |
CN¥ 27.4 |
kx2014 hydraulic elevator platform
KX2014 液压升降台 |
CN¥ 11.0 |
Parent-child interactive crafts can improve the quality of parent-child time together and enhance parent-child relationships. The moments we spend with our children are free from phones, iPads, or televisions—only joy, interaction, and communication. This activity helps children develop the ability to solve problems on their own. When faced with challenges, children must first see and experience them themselves, just as parents and teachers do during craft activities. It also stimulates children’s imagination—in their world, cars can fly in the sky, and the sun can be green... Playing with DIY crafts allows children to develop hands-on skills by using various tools, giving their hands ample opportunity to move. Brushes, paints, scissors, hot melt glue, adhesives... they all challenge children to try new things, thereby developing different skills to some extent. It boosts children’s confidence—through the process of crafting, we explore countless possibilities and overcome failures multiple times, yet we always succeed, which strengthens their confidence to some degree. It also helps cultivate children’s focus—as they explore various tools and crafts, they remain very focused. Without external distractions, they can continue exploring indefinitely. Our 16 scientific tools enable children to learn more about science knowledge; let’s explore together!
All products come with lesson plans, PPTs, teaching materials, and videos; you can start teaching immediately upon receiving the product.
The air car operates based on the principle of air compression. Air itself has mass, and we cannot feel it when it is dispersed in the air. However, when air is compressed within an airbag, pressure is generated throughout the air. When the compressed syringe is released, the air in the airbag rushes out, driving the gears and wheels to rotate, thereby propelling the air car forward.

Knowledge points:
1. Gravity – All objects on Earth are subject to the force of Earth’s gravity; this force is known as gravity.
2. The center of gravity of an object – the gravitational force acting on each part converges at one point, and this point is referred to as the center of gravity of the object.
3. For objects with uniform quality and regular formation, the center of gravity is mostly located at the center.
4. Under the influence of gravity, the center of mass of objects tends to move downward, causing it to continuously decrease in position.

Concept: When a coil is energized, a magnetic field is generated, and like poles repel each other. When a battery with a magnet attached enters the copper coil, the magnetic field created by the copper coil causes attraction or repulsion between the battery and the electromagnet, resulting in the movement of the battery. The current from the positive and negative terminals flows along the copper wire, pulling and repelling the magnet on the battery, acting like an invisible hand that propels the battery to move smoothly forward.

The principle of the electric cute car is based on friction. Two electric motors are placed at the rear of the car, and their rotation is driven by the friction of the floor. The friction is less than the motor's rotational force, allowing the floor to provide a slight thrust to the electric cute car. With the help of the wheels in front, the electric cute car can move.

Wind turbines work by having the blades rotate under the influence of wind. They convert the kinetic energy of the wind into mechanical energy, and the turbine rotates to generate electricity. A turbine is a device that transforms other forms of energy into electrical power. The rotation of the energy in the wind turbines produces electrical power.

Electric boats operate based on the principle that solar panels convert solar energy into electrical power. The solar panels absorb solar energy, transfer it to the motor via wires, and the motion of the motor causes the wind blades to move, which in turn propels the small vehicle forward due to the reaction force.

The “Sanitation Spirit” BrushBrush vehicle utilizes the principle of an eccentric wheel. An eccentric wheel refers to a wheel whose axle is not at the center of the wheel. When the wheel moves, it does not remain on the same plane, causing vibrations in the object. This principle is essentially similar to the eccentric vibration mechanism used by mobile phones.

The Dreamy Stars utilize circuit circuits; various light bulbs emit light within the device through parallel circuits to achieve a dreamlike star effect. Stars refer to celestial bodies in the universe that can be seen with the naked eye. The energy activity within the stars causes their shapes to become irregular.

With the assistance of the series circuit, the electric turtle enables the electrical energy generated by the battery to flow. The battery provides power to the motor, which in turn drives the movement of the electric turtle. Friction experiment.

The solar-powered car generates electricity by utilizing natural resources—sunlight. Its working principle involves a solar panel that converts sunlight into voltage whenever there is light. Additionally, it can be connected to a battery, which transmits the power via wires to the motor, and the gears enable the car to move.

The heart simulator utilizes the principle of a series circuit. It generates electrical energy from a battery to make the heart glow. Blood circulation is simulated using syringes, hoses, and red-colored water. The primary function of the heart is to provide power for blood flow, delivering it to various parts of the body.

Utilizing the principle of an eccentric wheel, which refers to a wheel where the axis is not at the center of the wheel. When the wheel moves, it does not remain on the same plane, causing vibration in the object. This is essentially the same principle as the eccentric vibration caused by mobile phones.

The feature of the Faraday capacitor vehicle is the use of Faraday capacitors as energy storage devices. Faraday capacitors, also known as supercapacitors, are a new type of energy storage component that combine the characteristics of both physical capacitors and batteries. They offer higher energy density than physical capacitors, as well as higher power density and longer cycle life compared to batteries.

When an electric current passes through the coil, it generates a changing magnetic field within the coil. Due to electromagnetic induction, an induced current (eddy current) is produced inside the metal object. The eddy current then generates another magnetic field, which in turn affects the original magnetic field. This interaction causes the detector to emit sound. Through experiments, we can understand the applications of metal detectors in daily life.

The hydraulic lift is an example of Pascal's principle. The Pascal's tube experiment demonstrated the existence of liquid pressure. According to Pascal's law, when a certain pressure is applied to a piston in a hydraulic system, the same pressure increment will be generated at another piston. The hydraulic lift transmits pressure by pushing and pulling a syringe filled with water; the rotation of the shaft causes the triangular block to rise and fall, thereby achieving the function of the hydraulic lift.

The walking robot operates based on the principle of a dual-head reduction motor. The battery provides electrical energy, which is transmitted to the motor via wires. The motor converts electrical energy into mechanical energy. The reduction motor causes the shafts on both sides to rotate continuously, driving the rotation of the semi-circular plastic piece. Due to friction between the semi-circular plastic piece and the ground, the robot can move forward, thereby achieving the functionality of a walking robot.

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