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Index Results
(9 Results)

AB1240 - $10.50
Printed on a durable, non-reflective plastic material with eyelet-reinforced holes for hanging. Chart measures 22" x 11" and is designed for a 20-foot test distance. Horizontal green and red color bars test color perception and direct attention...
AB1245 - $5.95
Heavy chrome-plated steel handle with red rubber triangular head for testing reflexes. Also known as a percussion hammer.
FB0059 - $188.50
Battery powered, portable and light weight, this digital timer measures reaction speeds to hundredths of a second. The selector switch can be set to send stimuli as light, sound, or touch. Students activate a switch in response to the stimulus received...
FB1571 - $21.60
How fast can you react and what affects your reaction time? How much variation exists between individuals and their reaction times? This activity uses a unique reaction time strip that allows students to measure one type of reaction time. Students...
FB0052 - $102.60
Your students will conduct a multi-faceted investigation into the senses of vision and hearing-perhaps the two most important senses for gathering information. Topics studied include: how a lens affects vision, field of vision, peripheral vision, capturing...
FB1942 - $233.20
Red/green color blindness is an inherited condition in which certain colors of red and green cannot be distinguished. In 1917 Dr. Shinobu Ishihara developed a simple and accurate method to test for red/green color deficiency using a pattern of dots...
FB1871 - $23.40
An enlightening “eyes-on” activity to explore and study peripheral vision! Students investigate their own peripheral vision and relate it to the properties of rods and cones. Which photoreceptors detect motion, shapes and colors better? Your students...
FB0439 - $86.50
Student interest is always high when the topic of study is their own human body. Students become the test organism as they perform a series of experiments using their own senses. Taste, smell, hearing, sight, and touch are all explored in a series...
FB1872 - $43.50
Four “out of sight” activities that will stay in your students' minds long after they leave the classroom! •  In the first activity, students explore their depth perception skills and discover the advantages of binocular vision. •  Then they...
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