Before students are let loose to work at their own pace or with a partner i ll point out 4 features.
Marbles slide challenge 1.
They had to graph exponentials by hand the night before for homework and struggled so i thought it would be a great opener for the class.
Setting up visual model i learned from experience that many students skim the percentages and start randomly placing marbles.
Marble slow race gravity challenge for lakes magnet school.
1 2 points if they have a particularly creative solution.
This year i ll be teaching algebra 1 algebra 2 and calculus.
Students will test their ideas by launching the marbles and will have a chance to revise before trying the next challenge.
Some got 1 2x when trying to type 1 2x and a i showed some how to press arrow right after the fraction.
Great set up in low entry point and working its way up to attainable challenge problem.
Almost 1 min 4 seconds.
2 extra points if they use only 1 equation.
The basic idea is that marbles will fall down from a certain point on a graph and students need to graph equations to help them collect all of the stars on the screen.
Give teams 5 minutes to plan their marble run.
Each team gets 10 paper tubes 2 cereal boxes 5 cups 1 pair of scissors 1 roll of tape and at least 1 marble.
It s interesting how a majority of students who solved this challenge decided to split the pathway of the marbles with an upside down v made of 2 lines.
Introduce the design challenge.
We start challenge 1 together.
And could help provide some extra challenge but it has far exceed my expectations for what it could be.
Teams of 3 or 4 participants design and build a marble run that keeps a marble rolling for the longest time.
Longest time before marble hits the ground.
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Students will test their ideas by launching the marbles and will have a chance to revise before trying the next challenge.
It s the only challenge worked on as a whole group.
In this delightful and challenging activity students will transform lines so that the marbles go through the stars.
Love the success feedback on each slide.
1 point if their solution is very consistent if you watch a student s solution it might not work perfectly because there is some variation depending on your screen size.
I did marble slides with exponentials in my class.
Some tips you can share.