4 activities. Students are amazed at what they can do with just 2 lenses. As they explore the properties of lenses and magnification, students are challenged to make their own simple cameras, telescopes, and slide projectors using materials provided in the kit. They discover that lenses have quantifiable properties that determine their suitability for different applications.

/!\ WARNING: CHOKING HAZARD - Small parts. Not for children under 3 yrs.