For Students Engineering Design in Oregon Science Classrooms Page 4 of 4

For Students Engineering Design in Oregon Science Classrooms Page 1 of 4 Car Building Instructions for The Ultimate Speed Challenge

CONSTRUCTION 1. Collect materials: Ruler; Wheels and Axles (LEGO); Bearings (straw); Chassis (craft stick); Scissors; Marker; and Fastener.

2. Measure and cut:

a. Bearings

b. Chassis

3. Use masking tape to fasten straw bearing to the mark on your chassis.

4. Insert one LEGO axle into a bearing. Repeat for both sides.

5. Attach one wheel to each side of each axle. Repeat for both sides.

6. When you are done, turn your car over.

7. Don’t forget to decorate. Use your imagination!

8. Example alternative builds: larger chassis; smaller wheels; extra wheels; added weight.

9. For Students Engineering Design in Oregon Science Classrooms Page 2 of 4 CONSTRUCTION WITH PHOTOS 3. Use masking tape to fasten straw bearing to the mark on your chassis. 1. Collect materials [photo on first page]

2. Measure and cut:

a. Mark the straw at 3cm and cut your first bearing. Repeat for as many bearings as you need.

a. See below for an example of a properly fastened bearing.

b. Mark your chassis 2cm in from the end. Repeat for both sides, but do not cut.

b. Repeat for all bearings. For Students Engineering Design in Oregon Science Classrooms Page 3 of 4 4. Insert one LEGO axle into a bearing. a. Larger chassis Repeat for both ends.

b. Smaller wheels 5. Attach one wheel to each side of each axle. Repeat for both sides.

c. Extra set of wheels

6. When you are done, turn your car over. It should look like this:

7. Don’t forget to decorate. Use your imagination!

8. Example alternative builds seen below: For Students Engineering Design in Oregon Science Classrooms Page 4 of 4 d. Added weight; see below for d.i. Stack weights in the center of the car. instructions:

d.ii. Fasten using masking tape.