Don't miss this great opportunity. Perfect for elementary level investigations. The lessons are written by experienced teachers who want students and instructors to succeed. All lessons in the Teaching Tank Discovery Book series are very well-written, easy to follow and visually exciting! The detailed instructions are augmented by thinking questions and notes for the instructor.

The Teaching Tank is the best teaching aid available to really do and see science. The tank doesn't require a lot of materials, but the large viewing area allows students to easily see what is happening. There is no better way to view roots, worms, or ants! In addition, the tanks are a snap to assemble, a breeze to clean, and fun to use.

The lessons in the Discovery Book Series are written by experienced teachers who want students and instructors to succeed. All of the lessons are very well-written, easy to follow and visually exciting! The detailed instructions are augmented by thinking questions and notes for the instructor. Each volume contains 50 new lessons.

The lessons in the Discovery Book Series are written by experienced teachers who want students and instructors to succeed. All of the lessons are very well-written, easy to follow and visually exciting! The detailed instructions are augmented by thinking questions and notes for the instructor. Each volume contains 50 new lessons.

The lessons in the Discovery Book Series are written by experienced teachers who want students and instructors to succeed. All of the lessons are very well-written, easy to follow and visually exciting! The detailed instructions are augmented by thinking questions and notes for the instructor. Each volume contains 50 new lessons.

The lessons in the Discovery Book Series are written by experienced teachers who want students and instructors to succeed. All of the lessons are very well written, easy to follow and visually exciting. The detailed instructions are augmented by thinking questions and notes for the instructor. Each volume contains 50 new lessons.

Not only is the Teaching Tank the best original science teaching aid on the market because it does so much and the lessons are so visually exciting to students, but it is cost effective. With the Starter Kit you not only get the large tank, but you also get 50 fully developed lessons that can be adjusted to different levels of investigation. The tank can be used over and over within the same year and then used from year to year.

In the Sampler Kit you not only get the large tank, but you also get 8 fully developed lessons to get you started.

The Budding Scientist Kit is a great way to try out the Teaching Tank. It includes the smaller 8" x 8" tank and the Discovery Book Sampler with eight lessons that will get you excited and on your way to enjoying science and learning new things about the world we live in!

These crystals are just plain fun! Not only can you grow plants in them, but you can investigate cells, monitor water absorbtion, etc. in this convenient, 4 oz. size.

Or, try a smaller version of these amazing crystals, in our new, 1 oz. size bag.

Water-Less Crystals
Grow plants without dirt!

Water-Less Crystals

With this expansion kit you can enlarge the tank opening up to another range of great experiments. The expansion kits are available in both small and large sizes!

Large Expansion Kit
Convert the Large (12" x 12") Teaching Tank to an Aquarium!

Small Expansion Kit
Convert the Small (8" x 8") Teaching Tank to an Aquarium!

The Teaching Tank Classroom Sets are the best original science teaching aids on the market today! They do so much and the lessons are so visually exciting to students! With the Classroom Sets, you not only get the (6) large tanks, but depending on the set purchased, you either get 100, or 150, fully-developed lessons that can be adjusted to different levels of investigation. The tank can be used over and over within the same year and then used from year to year.

Standard Classroom Set
Six 12 X 12 Teaching Tanks PLUS, One Copy of Discovery Book Volume #1 and Volume #2!

Deluxe Classroom Set
Six 12 X 12 Teaching Tanks PLUS, One Copy of Each Discovery Book Volume #1, Volume #2 and Volume #3, A Large Expansion Kit and One 4 oz. Bag of Waterless Crystals!