This video will show you that ramps, rolling balls, and falling sticks can do some amazing tricks. Here are things to watch for and talk about.
Does this video give you ideas for your own chain reaction?
Here are some images and short videos to get you thinking.
What ideas do you have for using everyday objects in your chain reaction?
A binder becomes a ramp when a falling domino yanks out the support that keeps it level.
Newsela offers readings about engineering design, free with registration. Here are three great readings and links to more.
Learn about teenage girls who designed an underwater robot to solve some challenging problems.
Why would engineers shake a steel building until it collapsed? Hint: think about earthquakes.
How could a robot help scientists study wild penguins? (Sometimes great ideas sound crazy at first.)