Hot & Cold

Sort by
Items/Page

Amazing Ice Melting Blocks

(36 reviews)

One of the most striking thermal energy demonstrations we have seen!

$21.95

Qty:
Chemical Heat Pack

(14 reviews)

Click a metal disk and watch the liquid crystallize.

$6.95–$74.95

Heat-Sensitive Pencils

(7 reviews)

Excellent motivational prizes for students of all ages!

$11.95

Qty:

GLOSSY Heat-Sensitive Paper

(14 reviews)

Our Glossy Heat-Sensitive Paper in four brilliant colors.

$19.95–$179.95

Touch and See Square

(9 reviews)

Great addition to your science table.

$12.95

Qty:
Liquid Crystal Sheets (12x12 inch)

(6 reviews)

These laminated sheets of liquid crystal are temperature sensitive.

$25.95

Liquid Crystal Sheets (4x4 inch)

These laminated sheets of liquid crystal are temperature sensitive.

$7.95

We use cookies to offer an improved online experience and offer you content and services adapted to your interests. By using our site, you are giving your consent to our cookie policy.

I Understand

Get $5 off

on your $50 order!

Unlock VIP deals, free lessons,
and exclusive sales offers!

No Discount, Thanks!

+ Free Shipping on prepaid web orders above $99