Straw And Rubber Band Bridge

Nov 8 2016 explore dana marino s board straw bridge on pinterest.

Straw and rubber band bridge.

Now build a tower as tall as you can on top of the balloon using the materials. 4 if the rubberband drops the straw has to be cut rules. Straws are flexible so manipulate them into shape to create your structure. Insert the straws end to end and secure them with the pins.

2 pass the rubberband before the time limit time limit example. 10 seconds 3 the band must not fall. 20 straws and tape. 1 hands not allowed to hold the straws or rubberband.

How to play straws and rubberbands 1 each person gets a straw 2 the straw must be held using their mouth 3 they have to pass the rubberband around using the straw. Give the teams time to plan and build their bridge. Their goal is to build the strongest bridge with a truss pattern of their own design while meeting the design criteria and constraints. Working as engineering teams students design and create model beam bridges using plastic drinking straws and tape as their construction materials.

Balance the blown up balloon in the cup. This is another activity idea for a popsicle stick bridge but if you scroll down a couple pages there is information about different. Once their bridge is complete participants will place pennies or metal washers at the center of the bridge s span to measure how much weight it can support. More information straw and rubber band bridge engineering challenge stem.

Once completed the bridge will be a firm structure still capable of movement. They experiment with different geometric shapes and determine how shapes affect the strength of materials. Build a truss bridge that spans at least 25 cm using only straws and tape. See more ideas about straw bridge classical conversations stem science.

Use more pins and glue to attach the straw bridge to the stabilizing straws on the wood posts. Distribute supplies to each team. Stack of paper from recycling. Last friday at cc there was a project introduced for the students to build bridges made from straws r.