1. Egg-stremely
Strong!
PROBLEM: Can the eggshells hold the weight of one or
more books without breaking?
PREDICT: What do you think will happen?
TEST AND OBSERVE: Follow these steps and write down
your observations.
1. Arrange 4 eggshells so that they support the corners of
the largest book.
2. Estimate the number of books that you think the shells
will support before being crushed.
3. See how many books can be stacked on top of the eggshells
before being crushed. What happened?
CHALLENGE: Can you identify a structure or building
similar to the eggshell?
CONCLUSION: What did you learn? You will write a conclusion
statement in the classroom.
If you would like any information on these
or other collaborative programs send mail to kskrutvold@uswest.net.