to make functioning gadgets - kids love science more than ever as a result! Children can do a series of do-it-yourself experiments to acquire the basic knowledge of alternative energy - solar energy with this kit: Experiments included teach how to make an electrical circuit, make a solar circuit, how to increase voltage and current, and how to use solar power to produce energy for a radio, calculator, battery charger, a cassette player and more! We know, even dad wants to get in on the fun. Ages 8+  (less)

through the jungle. 127-Pc. Set features a motorized engine, working light and train sounds! Assembling it with all its gears is enjoyably educational (with easy color-coded instructions). Its gears offer spinning effects, and it includes 6 playful characters. Plus a play water bucket, working pulley and ladder that doubles as a see-saw. The engine offers "chugga" and whistle sounds! Working headlight. Alternate assembly options, too, for more fun. Uses 3 AA batteries (not included). It's approx. 30" long overall, 6 1/4" wide. Weighs 3 lbs., 6 ozs. Compatible with other Gears! Gears! Gears! sets. Recommended for children ages 4 and up. A Close-Out find buys you a savings ticket! Order right now! Learning Resources Motorized Gears Train Set CHOKING H...  (less)

Pen Kit; Flight; Physics; Telescope Maker / Astronomy; Secret Sightings; Optics - Periscope Maker; Fossil Archaeology; Creature Maker Spiders & Snakes; Movie Special Effects Sounds of Hogwarts; Forensic Animal Track Casting - Bug Collecting Entomology; Herb & Plant Science; and the Rare! HARRY POTTER SPELLS AND POTIONS ALCHEMY SOECERER'S STONE MAGIC AMULET & ZIPPER CLIP CRAFT PROJECT! Includes a Magical Penny & Coin Shine Brightener Cleanup Solution Maker, an Enchanted Paint Making Project, and a Neat Transforming Colors pH Paper Project with pH Papers and a Wizard's pH Alchemy Color Chart!  (less)

for fun and educational value from the Parents’ Choice Foundation, Oppenheim Toy Portfolio, Dr. Toy, Family Life Magazine, Discover Magazine, Scientific American Explorations Magazine, and many others.  (less)

so that precisely equal distances are maintained between pivot points. Two injection moded sliding weights provide for fine adjustment. With a load of 50 grams per pan, the balance has an ultimate sensivity of 10 mg. Gram Mass Set Standard masses ranging from 100mg to 50 grams, packaged in plastic box with tweezers. One weight set required for each balance. Grades 7 - 9.  (less)

without rewetting. It has been used on movie sets and in snowboarding parks. In addition, the snow can be reused. One 60-gram bag makes over one gallon of snow. The Jumbo Test Tube also contains educational information and project and experiment ideas. Includes: 60 grams of Super Snow instructions and information manual, experiment ideas and explanations of the science behind Super Snow.  (less)