Connect students directly to the concept in a personal way. Capture students' attention by initiating a group problem-solving activity before delivery of instruction. Begin with a situation that is familiar to students and builds on what they already know. Construct a learning experience that allows diverse and personal student responses. Facilitate the work of cooperative teams of students.

Hypothesizing about what common object is in a closed box using only the sense of sight.

Objective: To illustrate the limitation of sight as an observer.

Activity: Place a box containing a mystery object in front of the student. Instruct them not to touch the box, but list five things that could not be in the box and five things that could possibly be in the box.

Assessment: The student notes are checked for participation.