Materials List: Three-Tower Types Challenge:
Tower Investigation and the Egg

• photographs and drawings of example towers, and/or Internet URLs for tower information (see suggestions under the References section)
• cardboard tubes and sheet material (purchase cardboard sheets from local paper suppliers or ask for donations from local printers or find from recycling bins; provide an allotted amount to each team for each tower problem)
• other classroom building materials and tools, such as scissors, tape, hot glue, paper, straws, string, etc.
• Note: If available, build sturdier towers using small wooden dowels and plastic tubing, which enables students to gain experience with hand and power tools.
• Activity Worksheet

https://www.teachengineering.org/activities/view/tower_investigation