A set of 20 plastic petri dishes, each with a diameter of 85mm. Great for chemistry experiments, and an easy and affordable way for teachers and chemistry instructors to stock their clasrooms for the school year.
Petri dish size: 85mm (3.35 inch) x 16mm (0.75 inch)
See the solar system in action!
Command robotic creations with this cool construction kit!
An unconventional ball-tossing, head-catching challenge for 2 players or teams!
This is a great clean heat demonstration model for the classroom setting!
This magic bird defies gravity before your very eyes!
This kit includes several different projects that demonstrate the power of magnets!