MP lähteseisukohtade ja eelnõu tutvustamiseks korraldatakse avalikke arutelusid. Optional Extension Activity Have older or more advanced students explore how hydroelectricity is generated and consider how they might generate power from the release of water in their classroom dams. Do you think you could have achieved the goal of this lesson using fewer parts or pieces of material than you did? Mis minu seisukohtadest edasi saab? If they are struggling, ask questions that will lead them to a solution quicker.

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Also see if you are able to stop — start — and stop the flow. Be sure to watch as the dams made by other teams are tested so you can evaluate their designs.

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Engineering Design Challenge Design Challenge You are part of a team of engineers working together to design and build a system to dam up 5 liters of water in a classroom trough. The system must completely hold back the water and it must have a way of executing a controlled release releasing a little, stopping it, and releasing again. Hand out the Applying Technology to Solve Problems worksheet, as well as some sheets of paper for sketching designs.

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Discuss the topics in the Background Concepts Section. Instruct students to start brainstorming and sketching their designs.

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Provide each team with their materials. Explain that students must develop a system to dam up 5 liters of water in a classroom trough.

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Announce the amount of time they have to design and build 1 hour recommended. Use a timer or an on-line stopwatch count down feature to ensure you keep on time.

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If they are struggling, ask questions that will lead them to a solution quicker. Students meet and develop a plan for their dam system. Teams may trade unlimited materials with other teams to develop their ideal parts list.

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Teams build their designs. Test the dam system designs by operating each system and looking to see if any water escapes through the dam.

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Advise students to be sure to watch as the dams made by other teams are Jaga ja valikuline programm so they can evaluate their designs and see what methods worked best. Teams should score the functionality of their dam system using the following points 30 points is the highest score : Did your dam hold the water back?

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Optional Extension Activity Have older or more advanced students explore how hydroelectricity is generated and consider how they might generate power from the release of water in their classroom dams. Student Reflection engineering notebook How similar was your original design to the actual dam you built?

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If you found you needed to make changes during the construction phase, describe why your team decided to make revisions. If you had a chance to do this project again, what would your team have done differently?

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Do you think you could have achieved the goal of this lesson using fewer parts or pieces of material than you did? Do you Jaga ja valikuline programm that this activity was more rewarding to do as a team, or would you have preferred to work alone on it? If you could have used one additional material tape, glue, wood Jaga ja valikuline programm, foil — as examples which would you choose and why?

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Can you think of any possible negative effects of a new dam on the ecosystem of a region? Time Modification The lesson can be done in as little as 1 class period for older students.

Also see if you are able to stop — start — and stop the flow. Be sure to watch as the dams made by other teams are tested so you can evaluate their designs. Engineering Design Challenge Design Challenge You are part of a team of engineers working together to design and build a system to dam up 5 liters of water in a classroom trough. The system must completely hold back the water and it must have a way of executing a controlled release releasing a little, stopping it, and releasing again.

However, to help students from feeling rushed and to ensure student success especially for younger studentssplit the lesson into two periods giving students more time to brainstorm, test ideas and finalize their design. Conduct the testing and debrief in the next class period.