The Engino Stem Architecture Set Eiffel Tower and Sydney Bridge Building Set demonstrates the ability of to build huge models of impressive size and style, appropriate for ages of 9 years and above. Children discover different types of structures and build two models of the Sydney Harbour Bridge and the Eiffel Tower. The set is completed with the option of building 9 smaller size models including a cable-stayed bridge, suspension bridge, arch bridge, truss bridge and house from printed instructions booklet and online. The hands-on activity book contains all that students need to know about technological advancements in architecture, with theory and exciting experiments and quizzes with their solutions. Suitable for ages 9 years and above.