Featured ‘toons

Art

Animation

Biology

Computing

Communication

Craft

Energy

Engineering

Environment

Fashion

Food

Geometry

Holiday

Math

Music

Play

Robotics

Tools

Underwater Scope

click ‘toon to enlarge…………………………………………………………………… Next>>

Materials: soda bottle, scissors

Category: Biology

Download .pdf to print

Support Howtoon’s and visit the HT Store!

Post to Twitter Post to Facebook Post to Ping.fm Post to StumbleUpon