Grade 1

Weekly Reader Article

You Be the Scientist! Snakes Travel in Style

Snakes move in different ways.

Serpentine - moving muscles in waves, squiggling side to side

Sidewinding - moving belly first, the head and tail lift while the body moves sideways to make a forward movement

Rectilinear - moving the body up and down, lifting the body forward and then back down, like a caterpillar

Concertina - pushing the front end down and moving forward, over and over again, like a spring