Engineering
Can You Improve a Marble Run by Changing One Section at a Time?
Learn how to turn a simple marble run into a step‑by‑step engineering challenge. By altering one section, testing the effect, and recording the results,…
PROJECT TYPE COLLECTION
Engineering Challenge
Everyday materials, clear steps, and big questions. Find a hands-on project that fits your curiosity.
Everyday materials Clear explanations Room to wonder
Engineering
Which Paper Bridge Shape Holds the Most Weight?
Build simple paper bridges in three shapes—triangle, square, and arch—test how much weight each can support, and discover why triangles are the strongest shape…
Chemistry & Materials
Build a Reusable Bottle Water Filter – An Engineering Challenge for Kids
Design and construct a simple water filter using a recycled plastic bottle and everyday materials. Kids learn about filtration, engineering design, and how to…
Engineering
How Does Foil Boat Shape Affect Load Capacity? An Engineering Challenge for Kids
Children design and build boats from aluminum foil, test how different hull shapes hold pennies, and learn why shape matters for buoyancy and stability.…
Engineering
Cardboard Bridge Engineering Challenge
Build and test a cardboard bridge that can hold as much weight as possible, learning about forces, load distribution, and engineering design.
Engineering
How Does Tower Base Width Affect Stability?
A wider base makes a tower harder to tip over. By building cardboard towers with different base widths, kids can see how stability changes…