Be at least 40-50cm long.
The bridge had to support the weight of different toy vehicles for at least 20 seconds.
The bridge must be smooth enough for the wheels of the vehicle to travel smoothly across.
Children in Mrs.Quinlan’s 4th class worked in groups today to plan, design and build bridges from a range of different materials. The bridge had to:
The children did a great job building bridges and even added safety barriers and speed bumps too. They are the engineers of the future without doubt!