Brittle Bones: A Density Problem

Catalog #STO-154

How does low bone density increase the risk for bone fractures?

Time To Complete Time to complete: Three or four 40-minute class periods

Three generations of a family learn how osteoporosis (low bone density) results in bones that are brittle and easily broken.

  • Design and assemble models of bones to represent bone densities at different ages.
  • Determine the density of bone models.
  • Interpret models, graphs, news articles, and posters to relate bone density, osteoporosis, and bone fracture risk.

Limit 1 free sample per customer

Quantity Price
1 - 9$17.30 ea.
10 - 24$16.44 ea.
25 - 1000$15.57 ea.

Each assembled kit contains:

  • White disks
  • White star beads
  • Ruler
  • 4 labeled plastic tubes with caps
  • "A Future Osteoporosis Epidemic?"
  • "Understanding Osteoporosis"
  • "Forty 70-Year-Old Women Who Participated in Research Study"
  • "Women Who Had Bone Fractures"

Also required:

Buy Unassembled and Save!

Brittle Bones: A Density Problem – Pack of 10 Unassembled Kits

Catalog # STO-154U

Unassembled packs contain materials for 10 kits.

  • All supplies, lab materials, and printed labels
  • Student instructions copy master
  • Easy to follow instructions for kit assembly
Quantity Price
1 - 9$140.60 ea.
10 - 1000$133.57 ea.

This kit does not require refills since all its contents are reusable.

Teacher Testimonial

These are great! They work great for jump starting or as fillers for concepts.

- High school biology teacher (OK)

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