Wheat Germ DNA Necklace Refill Grades 3-5 (Kit) This is a refill kit. Kit includes stir sticks, pipettes, microcentrifuge tubes, and yarn to refill the consumables in the Wheat Germ DNA Necklace kit. Includes enough refill materials for 30 students. $14.00 Add to Cart Compare
Wheat Kernel Samples Grades 3-5 (Kit) This kit contains kernels of the six classes of wheat grown in the United States and information cards describing their characteristics. Samples of Hard Red Winter, Hard Red Spring, Soft Red Winter, Soft White, Hard... $18.00 Add to Cart Compare
Wheat Kernels Wheat kernels for the Grain Mill or Wheat Grinder. Add wheat bundles. $4.00 Add to Cart Compare
Where Does it Grow? Cards Grades 9–12 (Kit) Investigate the science of climate and agriculture with this interactive classroom resource! The Where Does it Grow? Cards feature 36 high-quality images of foods commonly found in grocery stores, inviting students to explore how... $10.00 Add to Cart Compare
Where in the World Food Cards Grades 3–12 (Kit) Explore global food origins with this engaging classroom kit! The Where in the World Food Cards feature colorful images of foods from around the world, designed to spark curiosity and connect students with the geography of what... $10.00 Add to Cart Compare
Who Makes the Best Burger? Grades K-8 (Bulletin Board) This 42" x 25" bulletin board teaches children about the production of the ingredients in hamburgers. A large picture of a hamburger is placed in the middle of the bulletin board and pictures of the ingredients and their... $20.00 Add to Cart Compare
Why Can a Cow Eat Grass? Grades 3-8 (DVD 29 minutes) While Supplies Last! This video provides an in-depth look at the digestive tract of cattle, focusing on differences between cattle and human digestive systems. Take a journey into a cow's stomach and microscopically view the... $12.00 $5.00 Add to Cart Compare
Wire Strippers Use these wire strippers to cut and strip 20-30 AWG stranded or solid wire. These are a great add-on to the Arduino Controlled Relay kit and Wind Power kit. $10.00 Add to Cart Compare
Wool Ewe Keep Me Warm? Grades 3-8 (DVD 27 minutes) While Supplies Last! What is wool and where does it come from? How does it get from the sheep to the sweater? Why do shepherds use dogs to herd sheep? Why have sheep been important to humans since prehistoric times? These... $12.00 $5.00 Add to Cart Compare
Wool Refill Grades K-12 (Kit) Explore the process of spinning and dyeing wool with this hands-on kit, perfect for all ages. For more insight into the activity check out the companion resource Hands-On With Wool. If you need spinning hooks, be sure to order the... $12.00 Add to Cart Compare
Wool Samples Grades K-5 (Kit) Kit comes with a sample of some scoured wool and some wool top. Scoured wool is wool that has been washed commercially so that grease and vegetable matter are removed. Wool top is wool that has been scoured, carded, and combed.Lesson... $5.00 Add to Cart Compare
Wool Spinning Grades K-12 (Kit) Make social studies memorable with hands-on activities that involve students with the materials and techniques used for centuries to spin, dye, and felt wool. This kit contains 15 feet of wool top, 30 wool-spinning hooks, and... $18.00 Add to Cart Compare
