Ergonomic book stand design challenge (Grade 3)
Grade: Three
Topic: Strong and stable structures
Design Challenge:
Students will use strong structural shapes (triangles) to strengthen and support a strong and stable ergonomic book stand from 1/2" (12 mm) square wood strips.
OCTE 2012 – Elementary Conference Workshops
Tools:
- CSA approved safety glasses/goggles, one pair per person (parent volunteers included),
- a first aid kit (please see your Board's Health and Safety Regulations if one is being purchased for your classroom),
- an approved eyewash station; this can be two eyewash bottles containing approved
- eyewash fluid that has not reached its expiry time limit after decanting, or an installed system (an actual eyewash station, or approved faucet attachment);
- rulers, one per project;
- basic hacksaws (junior saws), or coping saws, minimum one for every 3 projects (local hardware stores, www.kidder.ca or www.busybeetools.com),
- bench hooks, minimum one for every 3 projects (www.kidder.ca),
- 3" C-clamps, minimum one for every 3 projects (local hardware stores, www.kidder.ca or www.busybeetools.com).
Materials:
- 1/2" x 1/2" x 24" (12 mm x 12 mm x 61 cm) basswood wood strips, 3 per project,
- cardstock gussets (triangles to glue over wood joints for added strength), 8-10 per project (cut your own from cereal boxes or order from www.kidder.ca)
- glue, about 500 ml for the class.