Cool Coin Solutions

Orca, Alce and the Langdons sent in some magnificent coin creations -- congratulations on your clever creations! See if you can match the following solutions up properly:

Eiffel tower, camel, smiley face, piece of chicken in a frying pan, house







Another awesome solution just arrived -- it is a house with a front porch!



And check out these solutions too!

More great solutions from JD and Jackson -- coin house and coin boy! These are fantabulous!

Clever Coin Stacking -- Week Twent Two Solutions

Michael was the first to send in his coin stack. He did a magnificent job! He was able to make a structure 5 3/4 inches wide and two inches tall with only 3 quarters touching the table.



Steven also did a fantastic job. His coin stack is a double arch with a wall. It measures 5 inches wide and 1 inch tall. Awesome work!



Explore Academy used 100 pennies and created a bridge that spanned 2 inches and stood about two inches high. They said they needed more coins to widen it more. Great job girls!




Boo and Zee also cleverly stacked some coins. They did a magnificent job. To read more about their solutions, go here.






Sebastian also did a splendid job with his coin stacking -- his structure was 3.75 inches wide and 3.25 inches tall! Way to go Sebastian!



Cal joined in again this week and did a fantabulous job with his coins. He created a bridge that was almost 10 inches wide! Way to go! To read more about his work, click here.

Week Twenty Two - Widen It Up

Put 100 coins on a table. Tell your students to build the widest possible structure that stands at least 1 inch tall. Every coin must touch another coin and you should try to have the fewest coins possible touching the table. Measure the width. Send us your results!

Then, when you are done, check out this.