Teachers, save “Reaction Time Test” to assign it to your class.

1️⃣ Get into pairs with a 30cm ruler. 2️⃣ One person holds the ruler near 30cm mark and lets it hang vertically. 3️⃣ Other person places thumb and index finger on either side of 0cm mark without touching the ruler. Get ready to do a pinch catch! 🗣Audio only! 🗣 Blindfold the catcher and give them a countdown before dropping the ruler. 👀 Sight only! 👀 Without giving a countdown, drop the ruler unexpectedly for the catcher. 🗣 Both audio and sight 👀 Without a blindfold, give the catcher a countdown before dropping the ruler. Record your results in the table using text or the pens Post your work to your Seesaw journal. Leave a comment with your speed in milliseconds.