Skill Builder 1
Skill Builder 1

Launched on November 9, 2020

Learn about gears!

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Skill Builder 2
Skill Builder 2
Building with Recyclable Materials

Launching on November 16, 2020

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Skill Builder 3
Skill Builder 3
Using Technic Pieces and Small Materials

Launching November 30,2020

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Skill Builder 4
Skill Builder 4
Engineering Design Process and Portfolio Building

Launching December 7, 2020

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Think Like an Engineer Blogs

Paper And Craft Materials 72

How can you incorporate paper and other craft materials into your LEGO creations? Leave your suggestions in the comments below, but here are a few ideas to get you started. Windmills Create a windmill by cutting four windmill blades out of thin cardboard. You can use a manila folder, food packaging or similar material (see image: cut blades from a used ...

Added by Rob Torok Blog Think Like An Engineer 11/23/2020
Get Into Gears, Part 2 70

This post builds on  Get Into Gears, Part 1 with ideas for classroom activities to explore gears and their properties, as well as some recommended books and other resources. Classroom activities  1. Gear ratios Create a series of gear trains with something to indicate "up" on each of the driver and the follower as in the following example. Divide the ...

Added by Rob Torok Blog Think Like An Engineer 11/16/2020
Get Into Gears, Part 1 64

Gears can be used for a number of different purposes, including: to increase or decrease speed, to increase torque, and to change the direction of movement. In this post we look at some terms associated with gears and gear ratios, the main types of LEGO gears, and some techniques for analysing gear ratios and building with gears. Talking about gears Two ...

Added by Rob Torok Blog Think Like An Engineer 11/08/2020

Dr. E's Challenges News


Dr. E's Challenges recently wrapped up its first LEGO brick challenge called Animal and Habitat . We had so many great submissions that we couldn't just pick one to highlight! Check out the video below to see all of Dr. E's Top Picks! If you are new to Dr. E's Challenges and want a place to get started check out our other blog posts for tips on how to post to Dr. ...

Added by Lily Fullford Blog Dr. E's Challenges News 08/17/2020

Challenge 1: Animal and Habitat is no longer accepting submissions, but is open for voting until Wednesday, August 12th, 2020. Challenge 2: Pet Helper is accepting submissions until Monday, August 17, 2020.

Added by Lily Fullford Blog Dr. E's Challenges News 08/10/2020

Submissions from Summer of 2020 Dr. E's Challenges

Olivia Turner
Olivia Turner Category Challenge 2 Jul '20

About Tufts CEEO

Dr. E’s Challenges is brought to you by Ethan “Dr. E” Danahy from the Center for Engineering Education and Outreach (CEEO) at Tufts University. Tufts CEEO is a leader in “improving education through engineering” for K-12 and university classrooms. The fundamental belief motivating our education research, educational technologies, and outreach is that this integration helps students develop critical skills and improved excitement for learning, leading to wider technical literacy, higher quality of life, and greater environmental responsibility awareness. Click here to learn more about Tufts CEEO and our various research, resources, and activities.

Summer 2020 Successes

Take a look back at some old Dr. E's Challenges from the Summer of 2020

Fan Favorites

Fan favorites are determined by submissions with the most likes. We'll share the fan favorites here after the next challenge wraps up.


Active Challenge
Challenge 1: Animal and Habitat

July 20, 2020 to August 10, 2020

Build your favorite animal and a habitat!

View the challenge and submissions

Upcoming Challenge
Challenge 2: Pet Helper

July 27, 2020 to August 24, 2020

Build a robotic pet helper!

View the challenge and submissions