Blue plastic clock has two compartments designed to hold potatoes or fruit. Two coils, one red and one blue, are inserted into a different potato while the green coiled wire is connected to both potatoes. The clock will demonstrate the principles of an electrochemical cell!

Ideal for teachers, students, and parents, this series can be used as a stand-alone resource or a supplement for other science materials, including basals. Lessons include specific topic instruction, key terms, review activities in standardized test format, and experiment pages. 128 pages.

Discover amazing engineering wonders through scientific exploration with colorful, engaging tools and hands-on activities and experiments. Introduce and explore all 6 simple machines as you make amazing discoveries, design solutions for real-world problems, and conduct your own investigations. Includes a lever board, wedge, pulley with rope and hook, cart with 4 removable wheels, Archimedes screw, 4 barrel weights, 10 double-sided activity cards, and activity guide with reproducible materials.

Colorfully illustrated cards provide comprehensive coverage of the key terms in the Disciplinary Core Ideas of the Next Science Generation Standards and current state standards. Printed on 4" x 5 1⁄2" heavy stock, each card features the term, its pronunciation and a graphic depiction on one side and the term's definition on the reverse. The cards are ideal for use in individual or small group review or on “word walls”, bulletin boards or as pocket charts. Includes 200 cards and Teacher Resource Guide.

This fully functional microscope is a real tool! With two extra-large eyepieces and a chunky, kid-sized focusing knob, students will see a magnified hidden world with ease. A bright LED with easy push-button action lights up details for even more discoveries. 8x magnification. Requires 3 "AAA" batteries, not included.

See what happens above and beneath the soil! Ages 5-11 See plant science in action from roots to leaves. Features transparent, self-supporting window planter that allows students to view what happens beneath the soil as plants sprout, develop roots and grow tall. Includes bean and pea seed packets, enriched soil for optimum growth, step-by-step instructions, suggested activities, and journal pages for writing about observations. Planter stands on a windowsill or tabletop.

Convenient tool for liquid measurement activities and experiments. Durable ABS plastic cylinders with easy pour spouts: 10ml, 25ml, 50ml, 100ml, 250ml, 500ml, and 1000ml. Set of 7.

Engaging and colorful, these “write-on/wipe-off,” dry-erase activities are ideal for building fundamental, standards-based skills. Flexibly designed for use in whole class, small group and individual scenarios! Each flip chart set includes 10 double-sided, 12" x 18" laminated charts and a teacher's guide featuring step-by-step teaching instructions along with copy-masters and exercises.

Fire up your imagination and create a solar system that's out of this world, with this innovative Solar System Kit from Hygloss. Each kit includes: 10 styrofoam balls, ranging in size from 1 inch to 5 inches (to replicate the sun and 9 planets); 2 styrofoam rings; 6 wires; easy-to-use instructions. The Hygloss Styrofoam easily accepts washable tempera paint (not included), which allows children to liven up their model solar system with true-to-life colors.

This large plastic model makes volcano eruption demonstrations easy and mess-free. One half of the detailed cross-section includes the names of the different parts of a volcano; the other has corresponding labels A, B, C and D for assessing knowledge. Includes easy-to-make lava recipe, 13" clear plastic tray and removable tube for quick cleanup. Includes activity guide. 13"L x 11"H.

Watch your children explore and build colorful patterns with these 1" plastic tiles. Set includes 400 color tiles in four colors packaged in a reusable storage bucket. Activity Guide included. Ages 3 and up.

Makes catching bugs a breeze! Durable frame and deep, secure netting. Detachable Handle for easy storage. 13 1⁄2"L assembled.