STEM on Wheels

STEM on Wheels

Thursday, May 29, 2014

Thursday - Geocaching, Math, and Rides

Today is shaping up to be a fun day. We have our third guest speaker coming in the afternoon and the weather is beautiful out. Check out what we're doing below!

8:15am - We did our ABCs of bike safety before heading out for a short morning ride to find some of the geocaches that last year's class hid. You can find all our planet caches on geocaching.com here. We found Jupiter and Mars!
Finding the Jupiter geocache

Finding Mars... at Mound Laser



10:00am - Peggy Kelly, former DRSS math teacher and WSU Developmental Mathematics Director (and Maddy's mom!) came to teach an inquiry-based lesson on how to calculate the gear ratios of their bikes. If you're interested in doing this on your own or in your own classroom, her lesson plans can be found here. Thanks so much for coming Peggy!

Mrs. Kelly explains how to collect the data for the lesson
Students collecting data
More data
...and more data
A little bit more data collection


Students had to ride outside at each gear combination to see how each one felt

Get out the graphing calculators!

According to my calculations...

Linear relationship on the graphing calculator
1:15pm - Leave the school and head over for an afternoon at the park. 

1:25pm - On our way to Delco Park we put our new bike maintenance skills to the test when Evan popped a tire on County Line Road. The students patched it in under 5 minutes!
Changing Evan's tire


1:38pm - We arrived at Delco Park and students took turns on the BMX track!

Coming up ramp #1
 
Ray gets some air - check out this YouTube video to see what it's like to go around this track!



2:58pm - Back at school with 17 minutes to spare! Everyone is a little bit tired, but great end to a great day. Tomorrow - Carillon Park!

Exhausted is a good way to describe how we feel now. Tired, but good.


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