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video program



Video program

Video Courses

Lift off

  • Identify different components of a rocket and the functionality of their real-world counterparts.
  • Test and analyze how different propellants affect flight duration.
  • Understand the concept of pressure.
  • Understand and apply the expansion properties of a gas.

Hydro turbine

  • Construct a functional hydro turbine.
  • Demonstrate the power of gravity by using falling water to turn a turbine.
  • Explore how water can be used to produce rotary motion.
  • Calculate surface area.
  • Apply the ideas of surface area to design the most efficient turbine blades.

Boomerang can

  • Discuss the role mechanical engineers play in toy design and creation.
  • Understand that a Boomerang Can toy uses kinetic and potential energy.


  • Discuss the role mechanical engineers play in toy design and creation.
  • Understand that a spinning object uses momentum, which keeps it moving.


  • Discuss the role mechanical engineers play in toy design and creation. 
  • Identify familiar toys that are examples of mechanical engineers’ work.
  • Understand that the greater the force upon an object, the greater the change in motion.

Wind turbine

  • Explore ways to convert wind energy into another form of usable energy.
  • Build an efficient windmill model.
  • Investigate the process behind the generation of electricity


  • Discuss the role mechanical engineers play in toy design and creation.
  • Understand that a vibration is a very quick back-and-forth motion

  • Demonstrate that vibration can sometimes cause a buzzing noise

Electric Magnet

  • Understand that electric current creates a magnetic field.
  • Explore how an electromagnet is made.
  • Investigate ways to change the strength of an electromagnet.
  • Understand several items that engineers have designed using electromagnets.

Paper Tower Challenge

  • Learn about strengths of materials and how they can be used to their advantage.
  • Understand the importance of incorporating balance into their designs.
  • Realize that various materials can change a design’s strength properties.

Balancing Toys

  • Recall the idea of centre of gravity
  • Test and redesign to make the toy in balance.
  • Design and make their own balancing toy.

Motor Dancer

  • Recall the three basic materials to make a simple motor (batteries, magnet and coil)
  • Describe the energy changes in a motor
  • Make a simple motor

Candy Catapult

  • Demonstrate the difference between an accurate launch and a precise launch.
  • Graph the results of their catapult launches, which allows students to take real world results and convert them into viewable data.
  • Compare the weight of a projectile and its trajectory.

    Static Electricity Butterfly

    • Experience static electricity
    • Make a flying butterfly / dragonfly
    • Tell how static electricity affects thing / attracts small, light things / remove ash in power station

      Rubberband Racer

      • Construct a car that uses rubber bands to store energy and provide power to the vehicle
      • Modify their vehicle to stop at a specific point regardless of the amount of energy stored
      • Gather data to analyze and guide design improvements

        Just like Jacques

        • Explore the concept of buoyancy
        • Understand that marine engineers design various tools to help us explore the ocean
        • Apply previous knowledge of material properties to create a Cartesian diver

          Archimedes’ Screw

          • Construct a Archimedes Screw and learn its’ function
          • Use advanced building and material managing abilities in building an Archimedes screw device
          • Predict and test different elements of the mechanical processes of the ability of the screw to move water through the tubing

            Swing Scoop Score

            • Investigate the relationship between swing and the physical concepts (motion and centripetal force).
            • Develop better eye-hand coordination and fine motor skills

            Tumbling Toy

            • Make a tumbling toy and construct a functional marble maze machine
            • Tell the action of the force of gravity
            • Describe the motion of the heavy marble inside and how the toy move

              Marble Run

              • Understand the relationship between slope and speed.
              • Design the races with their problem-solving skills
              • Investigate the frictional resistance between smooth and rough surfaces

              Lunar Lander

              • Understand how potential and kinetic energy relates to the motion of objects.
              • Investigate weight distribution and how it can affect the landing of an aircraft
              • Design and build the most efficient design using limited materials

                Art Bot

                • Understand the process of how kinetic energy can be transferred between different objects
                • Explore the reaction force
                • Discuss the relationship of center of gravity and movement


                After School programs


                Years Established

                Get In Touch

                Location: Unit 501, 5/F Austin Tower, 152 Austin Road, Tsim Sha Tsui

                Telephone: +852 3462 2018

                WhatsApp: +852 5631 8262

                Email: info@stemex.org

                School Hours: Mon-Sat: 9:30 - 18:30

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