Structural Engineering: Bridges & Skyscrapers - Thames & Kosmos

Build Bridges. Raise Skyscrapers. Learn Why Structures Stand. — Thames Kosmos Structural Engineering: Bridges & Skyscrapers

The Thames Kosmos Structural Engineering: Bridges & Skyscrapers kit guides children through 20 model-building experiments using 323 modular building pieces — progressing from fundamental structural elements through to five different bridge types and towering skyscrapers. Each model demonstrates a concrete principle of mechanical physics or structural engineering: how forces act on a structure, why certain geometric shapes resist load better than others, and how engineers optimise materials for strength and safety. A 44-page full-colour manual guides every build with step-by-step illustrated instructions and curriculum content. Batteries not required. Ages 8+.

The Build Progression: Elements → Bridges → Skyscrapers

Stage 1: Structural Elements

The kit starts with the building blocks of structural engineering — the forms and elements that appear in every large structure:

• Columns — vertical load-bearing members; understand how columns transfer weight to the ground
• Beams — horizontal spanning members; explore bending and shear forces
• Trusses — triangulated frameworks that distribute load efficiently across a span
• Plates and shells — curved surface structures; learn how curvature adds rigidity
• Arches — the oldest long-span structural form; understand how arches transfer load into compression along the curve
• Catenary — the natural curve a hanging cable takes under its own weight; the geometric basis of suspension bridges

Stage 2: Bridges

Five distinct bridge types are covered, each using a different structural principle to span the same distance:

• Truss bridge — a rigid triangulated framework spanning the gap; the most common bridge form in road and rail construction
• Arch bridge — load transferred to the abutments through compression along the arch; no tensile forces in the main span
• Cantilever bridge — arms extending from piers on each side to meet in the middle; the structural form of the Forth Bridge
• Rope bridge — a flexible hanging structure; introduces the concept of tension as the primary structural force
• Suspension bridge — the catenary cable and hanging deck; understand how the cables carry the load of the deck through tension to the towers and anchorages

Stage 3: Skyscrapers

The kit culminates in skyscraper models that apply everything learned about columns, trusses, and lateral stability to tall building construction. An open-ended challenge closes the sequence: what is the tallest tower you can build using only the pieces in the kit? No fixed answer — children apply their accumulated understanding of structural efficiency to design the most stable tall structure possible.

The Forces Children Learn to Identify

The manual explains four fundamental forces that structural engineers work with in every design:

• Tension — a pulling force that stretches a material; the dominant force in cables and ropes
• Compression — a pushing force that squeezes a material; the dominant force in columns and arches
• Shear — a sliding force acting across a material; relevant to beams and connections
• Bending — a combination of tension and compression acting across a cross-section; what happens to a beam under load

Watch It in Action

Curriculum Resources

This kit includes a full school curriculum developed by Thames Kosmos, suitable for home and classroom use. Sample curriculum materials are available to download before purchase:

• Scope & Sequence (sample PDF)
• Teacher Guide (sample PDF)
• Student Workbook (sample PDF)
• Guided Notes (sample PDF)
• Close Reading Guide (sample PDF)

Good to Know Before You Buy

• Recommended age: 8+
• Brand: Thames Kosmos
• Experiments: 20
• Pieces: 323 modular building pieces
• Bridge types: 5 (truss, arch, cantilever, rope, suspension)
• Manual: 44-page full-colour illustrated guide
• Curriculum materials: Included; school and home use
• Batteries: Not required

Frequently Asked Questions

What age is this best for?

Recommended from age 8. The early structural element builds are accessible to children aged 8–10 with adult involvement. The bridge and skyscraper builds — particularly the suspension bridge and the open-ended tall tower challenge — will engage children aged 10–14 independently. A strong kit for children who are curious about how bridges and tall buildings are designed, or who are studying physics and engineering at school.

Is it suitable for classroom or home-school use?

Yes — Thames Kosmos developed a full curriculum for this kit, including a teacher guide, student workbook, scope and sequence, guided notes, and a close reading guide. Sample PDFs are available to download (linked above). The curriculum is designed for structured lesson delivery but the kit works equally well as a home learning resource without it.

Is it a good gift?

Yes — it’s a standout gift for children aged 8 and up who are interested in buildings, bridges, engineering, or physics. The five bridge types alone provide substantial build variety, and the progression from structural fundamentals to open-ended skyscraper design gives the kit genuine long-term play value. A strong gift for children who look at bridges or tall buildings and want to understand how they stay standing.