Students design a system to represent and communicate sounds without recording them. 

Students design a system that uses simple machines to make work easier. 

Students explore solids, liquids, and gases and develop a process for producing play dough.  

Students explore landforms and erosion and propose the best place for a model suspension bridge.  

Students explore the forces of wind and weather and design blades for a windmill that can lift weights. 

Students explore sources of water pollution and explore materials to design water filters. 

Students investigate the properties of earth materials and use those materials to design and build walls. 

Students use math to predict which objects will sink or float and use what they learned to design submersibles. 

Students learn about thermal energy transfer, collect data about insulation, and then design solar ovens. 

Students design a package to keep a plant healthy and whole during shipping. 

Students test the effects of different variables on parachute performance and design a parachute. 

Students design model membranes that provide water slowly over time.  

Students investigate magnets and then design magnetic levitation transportation systems. 

Students use mirrors to direct light so it lights up the inside of a model Egyptian tomb. 

Students explore biomedical engineering and design a temporary brace to support an injured knee.

Students explore plants and insect pollinators and design their own hand pollinators. 

Students collect data about three bridge structures and design their own bridges. 

Students explore energy, electricity, and circuits, and then design their own electrical alarm circuits. 

Students design a process to clean up a model oil spill that threatens an ecosystem. 

Students explore rocks and use methods that archaeologists use to design replicas of petroglyphs.