diff --git a/motionToolKit/SUMMARY.md b/motionToolKit/SUMMARY.md
index 3dc4227..4dcf8ff 100644
--- a/motionToolKit/SUMMARY.md
+++ b/motionToolKit/SUMMARY.md
@@ -8,7 +8,7 @@ Exercises:
 
 * Animate two circles. Can you express difference between different materials through motion? How a metal ball and a plastic ball behave differently?
 
-* Design your character(an animal, monster, spaceship, etc.) by combining shapes and animate it.
+* Design your character (an animal, monster, spaceship, etc.) by combining shapes and animate it.
 
 * Speed up or down your character animation. Can you make it five times faster or slower than the original?