100 Experiments in Biology, Chemistry, and Physics!  

National Geographic Elements of Science Kit
Investigate the most important phenomena in biology, chemistry, and physics by conducting more than 100 fun experiments. A broad, yet elaborate introduction to the physical and natural sciences, this kit is intended to expose children to the full spectrum of science and show first-hand how these three core disciplines interrelate. The full-color, 112-page book guides your experiments and discoveries. Ages 10 and up.

Fifteen chapters cover: water, air, heat, sound, forces, magnetism, electricity, electromagnetism, light, optics, plants and animals, colors, the human body, Earth and sun, chemical reactions

Kit includes: printed die-cut cards, cardboard spiral, printed sticker sheet, black paper, tracing paper, colored paper, red transparent gel, green transparent gel, blue transparent gel, yellow transparent gel, stand, eye goggles, citric acid powder, 10 g, iron powder, 13 g, sodium bicarbonate, 27 g, sodium carbonate, 12 g, phenolphthalein solution, 10 mL (1% phenolphthalein in ethanol), color tablets (5), safety cap bottle opener, double measuring spoon, pipette, large measuring beaker, small measuring beaker, plastic hose, funnels, straws (red and white), straws (transparent), rbber bands plastic tube, 5 balloons, paper clips, metal cap, needle, polystyrene ball, plastic plate, mirror foil without hole, mirror foil with hole, polystyrene disk, sandpaper, bulb socket, light bulb, insulated copper wire, coil of copper wire, bar magnet, ring magnet, iron rod, compass, magnifying glass jar, lens, large (violet), lens, small (cyan), eyepiece, eyepiece adapter cap, scope housing (dark blue)

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$71.90