Ravensburger GraviTrax Action-Set Energy World Pack – Interactive Marble Run Building System for Kids
The Ravensburger GraviTrax Action-Set Energy World Pack is a creative marble run construction kit that lets children design, build, and test their own gravity-powered track systems. With 157 pieces including tracks, ramps, loops, and action modules, it offers hands-on STEM play that combines engineering principles with open-ended creativity.
157 pieces provide ample building material for complex, multi-level marble run designs
Action modules introduce real physics concepts like gravity, momentum, and kinetic energy in a playful way
Suitable for children aged 8 and up — challenging enough for experienced builders, accessible for beginners
Compatible with other GraviTrax sets for expanding the track system endlessly
What makes the GraviTrax Action-Set Energy World Pack special
Unlike static toy sets, this building system encourages iterative experimentation — children can redesign their tracks, test different configurations, and observe how each modification affects the marble's speed and path. The action modules add dynamic elements that go beyond simple straight tracks, introducing loops, switches, and gravity-defying elements that keep the play experience fresh and engaging.
Ideal for curious minds aged 8 and up
Perfect for children who enjoy hands-on construction toys and want to explore basic physics through play. The set supports solo building sessions as well as collaborative projects with friends or siblings, making it a versatile gift for birthdays, holidays, or rainy afternoons.
How to use the GraviTrax Action-Set Energy World Pack
Sort all 157 pieces by type on a clean, flat surface
Follow the included inspiration guide or start with a freeform design
Attach tracks, ramps, and action modules to the base plate
Place the marble at the starting point and watch it navigate the track
Experiment with different layouts — rearrange, add, or remove pieces to optimise the run
Ravensburger is a German toy manufacturer founded in 1883, headquartered in Ravensburg, Baden-Württemberg. The company is best known for its board games, puzzles, and children's construction toys, with the GraviTrax line representing its STEM-focused marble run category. Ravensburger products are distributed across Europe and are recognised for combining educational value with durable, child-safe design.
A marble run construction kit by Ravensburger containing 157 pieces, including tracks, ramps, loops, and action modules that let children build gravity-powered ball tracks.
Yes, the GraviTrax system is designed to be expandable — this set is compatible with other GraviTrax starter sets and expansion packs for building larger, more complex tracks.
The pieces are made of durable plastic (Kunststoff), designed to withstand repeated assembly, disassembly, and active play by children aged 8 and up.
157 GraviTrax pieces including tracks, ramps, loops, action modules, and a base plate, along with an inspiration guide for building ideas.
Ravensburger offers a 24-month manufacturer's warranty, providing long-term coverage against manufacturing defects.
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