STEM Challenge

A building technique that makes the tower stronger is by using triangles to support the weight of the marshmallow and the whole tower. Another building technique is to use tapes and strings to support and strengthen the tower.

Yes, the placing of the marshmallows did affect the strength of the tower. It made the tower weaker, as the weight of the marshmallow is on the very top. It increases the pressure and pressures the tower. When the marshmallow was not placed correctly and in the middle, the weight of the marshmallow starts to topple to one side of the tower. When this happens, gravity would pull the marshmallow down and it would make the structure topple too.

I could build a stronger tower with more of the spaghettis because it would help make the supporting pills much more stronger and bigger in diameter. With more spaghettis, it can be used to support the sides of the tower to prevent it from falling. Alternative materials that could be better may be straws. Straws are larger in diameter than the spaghettis and they are much more sturdy when compared.

The size of the base do alter the strength of the tower. With a larger base, there would be more support for the tower to stand still. With a smaller base, there would be a smaller amount of support for the tower to stand still.

I think we worked well together as a group. We didn’t assume different roles. We just worked together and started to discuss ways to make the tower work. We included everyone and helped throughout the process. I felt that all groups worked like this because I heard talking and communication in the different groups. People were discussing about how the tower can be stronger and how the tower would hold the marshmallow.

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