This human kidney model is dissectable (2 pieces). It comes with a detailed key card outlining the following parts which are visible on the model:
Sturdy metal stand is included.
Explore the wonders of wind power with this amazing kit!
Create all kinds of marble run combinations with this 80-piece Marble Run set!
Learn about hydrogen fuel cells with this incredible kit!
Defy gravity with this cool balancing eagle!
This classic desk toy will keep you amused! Large, 7 inch tall version.
Build a hand that realistically moves its fingers using shape memory allow technology!