"Freeze-Dried+Specimens"

Choose from 2 popular sets of Tetras for your fish tank.

Spirogyra is a genus of filamentous green algae with chloroplasts arranged in a helical (spiral) pattern.

All of our most popular crosses, already done for you. We'll do all the pre-work, so you can spend more time with your students.

One of the largest Drosophila species. Useful for preparing salivary gland chromosome squashes.

Recommended by the Carnegie Institute
Mature Drosophila are cultured in our own labs, and are marked with the culture initiation date. Culture is shipped in our instant medium in a shatterproof vial. The Fruit Fly pupae will usually appear within ten days of the ship date. You will also receive WARD’S Drosophila Culture Guide. Note: We can supply any of our single strains in the larger quantity for 100 students. Call our Customer Service department for details.

Organisms with Characteristics of Two Kingdoms

Specially Prepared “Real-Life” Combinations
The world is teeming with a wide variety of microlife, making studying samples of pond water complicated especially for the beginning student. To lessen the confusion, WARD’S has prepared different culture mixes that reflect protist combinations that occur in the real world, yet eliminates the hundreds of other life-forms found in a collected sample. Comes with a dichotomous key and either the Working with Algae or the Working with Protozoa manual. Supplied in a single jar.

Contents: Amphidinium, Coccolithophora, Dunaliella, Ectocarpus, and Prorocentrum.

Vallisneria spiralis. Monocot. This fast-growing bottom-rooted plant has elongated, twisted green leaves with five parallel longitudinal veins. It grows well mixed with other plants. Size: 6–8". Package of 50.

Unless otherwise noted, plants are supplied in waterproof, plastic bags that keep plants fresh and healthy. Care instructions are included. Be sure to check with your state’s Department of Agriculture for any restrictions.

Living Cultures Plus Comprehensive Materials for In-Depth Study.

Long life cycle (approximately one month). Useful for comparative population studies and for preparing salivary gland chromosome squashes.

Recommended by the Carnegie Institute
Mature Drosophila are cultured in our own labs, and are marked with the culture initiation date. Culture is shipped in our instant medium in a shatterproof vial. The pupae will usually appear within ten days of the ship date. You will also receive WARD’S Drosophila Culture Guide. Note: We can supply any of our single strains in the larger quantity for 100 students. Call our Customer Service department for details.

Ward's Science is not endorsed by or affliated with FOSS curriculum in any way.

Ward's Science is not endorsed by or affliated with FOSS curriculum in any way.

Ward's Science is not endorsed by or affliated with FOSS curriculum in any way.

Ward's Science is not endorsed by or affliated with FOSS curriculum in any way.

Ward's Science is not endorsed by or affliated with FOSS curriculum in any way.

Four to six adults of each sex (including virgin females) have been carefully selected for the parent generation. Larvae will be visible within a week of receipt. Please order 7-10 days in advance.

We fully guarantee the purity and viability of our Drosophila melanogaster cultures. A large, vigorous culture is shipped in a shatterproof plastic vial. To ship Drosophila cultures with living larvae we require 10 days' notice prior to use date. During very cold weather, adult flies may die but eggs and larvae usually survive. Allow cultures to come to room temperature before checking under low magnification for eggs and live larvae. Complete instructions are always included.

Ward's® Limestone (Dolomitic)