"water bath"

This ripple tank is transparent, acrylic plastic and supported in a sturdy plastic frame.

This kit is a unique teaching tool for introducing students to the chemistry behind plant pigments (the blueberry bio-pigment cyanidin) and how they can be used as pH indicators and fabric dyes.

Investigate human impacts on the environment while building your own models

Whiteboard Color Optics are a complete system for investigating color, reflection, and refraction.