Den-Test Kit Tape

Den-Test Kit TapeDen Test is a science experiment which allows students to cultivate bacterial growth from their own teeth. See the difference in bacteria growth development from the "before brushing" and "after brushing" samples. Used also to illustrate bacterial growth on dirty hands, desk tops, money, etc. Includes 24 sterile petri dishes, 48 sterile swabs, 2 bottles agar gel and instruction manual. Grades 5 10. Unit of Sale : Each

Replacement Net is NT145D

These safe practice balls will not bounce after hitting the ground

and oceanography

rubber hex or York Barbell Legacy iron dumbbells

Sturdy 2-section hexagonal folding metal shaft

Sold in sets of six (1 each color)

Cylinders vary in length

PowerSplint provides solid finger support while staying OUT of the way

Enjoy enhanced tubing lifespan and integrity

Text:How to Dissect by W

A colorful deluxe activity pack that will provide a wide variety of activities

What are the do's and don'ts of science fair projects