This 5V solar cell with leads is perfect for hobby projects or for charging 3.7V Lithium batteries. Also excellent for use in a wide variety of electronics projects.
Working model representing the sun, earth, and moon and their relationships.
Create beautiful art with this amazing sun paper!
This high precision gyroscope will amaze you with rotational speed and ease of precision.
This is a great clean heat demonstration model for the classroom setting!
Make the coolest 3D pin art on your desk with this amazing desk toy.
This magic bird defies gravity before your very eyes!