Project 3 Proposal

39-245, Spring 1998


Contents


What is the engineering principle that the children will learn?

By doing this activity, sudents will learn about structural integrity. They will learn how to build structures that are designed to withstand specific forces. In addition, by only providing the students with a limited set of materials, the studnets will also learn about conservation.

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What is the activity?

Initially, studnets will be shown a number of demonstrations of how differences in designs can affect the amount of force a given material can withstand. The ideas of distribution of force and consideration of materials will also be discussed. After these demonstrations, the problem the studnets must solve will be described to them and a demonstration of the final test their design must pass will also be shown. Also, a description of how to use the blocks the designs must be built on will also be given.

The studnets will then be broken into groups and given the materials they will be allowed to use for their designs. The design criteria will be described again. The students will then be given the remainder of the class time, except the last ten minutes, to design and build a structure out of the given material that is able withstand the force of a car that will run down a ramp and into the structure. The students that create a design that can stop the car and that uses the least amount of materials will be the winning design.

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What age group is the activity designed for?

The project is designed for children aged 9 to 11. We target at this age range is because our engineering principle requires knowledge of basic physical concepts.

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What will the children do and how will they learn by doing your activity?

Children would build a stopping block with given materials within a time limit on an attachable platform that will connect to the main ramp. The use of the stopping block is to stop a toy car rolling down from the top of the ramp. For this activity, children would learn physical principles such as gravity, force, momentum and collision. In addtition, they would also learn about how the shape of a design can affect performance.

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What will be in the activity box?

Activity Box Contents:

Sketch:

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How does your activity meet the requirements given above?

This design engages the students in a hands-on building contest. It will appeal to a broad spectrum of personality types. The competitive children will be engaged by the contest. Each child can have their own block to build the barracade, or they can work in groups, depending on the personalities of the students in the class. The part which wears (i.e. the student's block) is replaced with each use. The ramp, which is the largest part, is constructed of a lightweight material like foam. This allows it to be handeled easily.

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Comments or questions about this proposal can be directed to Matthew Carlson, Thomas Yeung, or Chirag Shah