Fold a flat sheet of paper into a bridge and test how many pennies it can hold.
Use the engineering design process to build a paper bridge, test its strength, and improve it.
Make a guitar from a box and rubber bands and discover how to make higher and lower sounds.
35 to 50 min · 5 materialsView projectSend a balloon zooming along a string and discover how air pushes it forward.
25 to 40 min · 7 materialsView projectLift a load with a fixed pulley and a moving pulley and measure how much easier each one makes the job.
40 to 60 min · 6 materialsView projectBuild a bridge from penne pasta and glue, then test how much weight it can hold compared with its own mass.
1 to 2 hr · 7 materialsView projectRoll a toy car down a ramp onto different floors and find out which surface slows it the most.
30 to 45 min · 6 materialsView projectGuess lengths, masses and volumes first, then measure them, and see how close your estimates can get.
30 to 45 min · 5 materialsView projectEduVistaHQ.com · Learn • Explore • Grow