Search Results
Showing results 1 to 1 of 1
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-130.jpg?itok=bnpD8X67)
Mystery Boxes for Grades 3-5
Source Institutions
Learners manipulate opaque, sealed boxes and attempt to determine their interior structures. Each box contains a moving ball and one or more fixed barriers.