Postage is $1 per book if you get at least 4, otherwise it goes by weight, starting at $3. (US addresses)
TAKE A NUMBER, hb, xlib, the first numeration system, what the Hindu-Arabic System gave us, rules about numbers, bases for the numerals we use, the binary system and computers, how many numbers are there?, special numbers, fund with numbers, who needs numbers, 63 pp, $6 HANDS ON MATH, grades 7-8, 8 x 10 instructional fair, exc cond, this is a great resource!, reproducible, making your own units of weight, stupendous stilts, angles add variety, symmetrical collages, geometric art, sand-casting congruency, faded art, building a prism mobile finding the flaming facts, cone weaving, percentage of a fruit, sunflower fun, temperatures rise and fall, seeds, seeds, order of operations, and foreign currency and more, 80 pp, $10 D.I.V.E. CALCULUS, 2 CDs and instructions, k, $32 STRING, STRAIGHT-EDGE, AND SHADOW: THE STORY OF GEOMETRY, hb, 1965, xlib, this covers geometry and nature, in the Ancient Near East, geometry and daily life, the Ionian Greeks,Geometry and thought, the secret brotherhood of geometry, mathematics and magic (Pythagoras, famous theorem), Geometry with Art and Science and more.collectible, vg cond, $27 SIR CUMFERENCE AND THE GREAT KNIGHT OF ANGLELAND, A MATH ADVENTURE, hb, 9 x 9, exc cond, "To earn his knighthood, Radius must find and rescue a missing king. His father Sir Cumference, and his mother Lady Ki of Armeter, give him a circular medallion (a protractor) that he uses to find his way through a maze of many angles." this is an amazing book, colorful, well illustrated, and teaches geometry through story! I love it!, $12 THE GREAT BOOK OF MATH TEASERS, 96 pp, answers in back of book, exc cond, $3 MYSTIFYING MATH PUZZLES, lost, hidden and missing number challenges that will have you searching the nooks, crannies and outer limits of your imagination! mazes, dissection puzzle, pyramids, and more, $4 CHALLENGING MATH PUZZLES, sc, exc cond, over 70 brain-bending math teasers- from grid and dot games to stretchy shapes and squiggly lines, from vanishing tricks to amazing maps and mazes.....$4 SURPRISING SCIENCE PUZZLES, skipping stones, the brick bridge, the tank, bottle & coin, and lots more! $2 CRITICAL THINKING PUZZLES, pb, exc cond, 83 perplexing puzzles, tough mind benders.... importance of becoming a critical thinker.... ability to reason, decipher, comprehend... identify hidden relationships, develop many other problem-solving techniques, $4 CRITICAL THINKING PUZZLES, DiSpezio/Scholastic, pb, interesting book, $2 A QUICK-STUDY TEST READY MATHEMATICS PAMPHLET , 8 x 10, Reviews Key Math Concepts, Develops Achievement Test-taking skills, Improves Math Test Scores, 32 page math test in bubble answer format for preparation in test-taking of standardized tests, exc cond, unused $2 MATHMANIA ,Puzzlemania + Math, sc , 1999, Highlights, fascinating math fun, ''$3 THE STORY OF MATHEMATICS, From creating the pyramids to exploring infinity, 208 quality pp, exc cond, includes "counting and measuring from the earliest times, the Ancient Egyptians and geometry, working out the movement of the planets, algebra, solid geometry and the trigonometric tables, the first computers, how statistics came to rule our finances,impossible shapes and extra dimensions, measuring and mapping the world, chaos theory and fuzzy logic set theory and the death of numbers" and more,,,,,2008, illustrated in full color, $14 THE CALENDAR, The reason why book series , hb, xlib, exc cond, why calendars are needed, what is a calendar the day the yera, the month, the parts won't fit, the Egyptian calendar, Babylonian calendar other ancient calendars, our calendar's great-grandfather, naming the months, the year gets two more months, the Romans make moe changes Julius Caesar comes to the Rescue, ten days that were lost the 2 day week, naming the days of the week, and more, $5 THE COMPLETE IDIOT'S GUIDE TO GROWING YOUR BUSINESS WITH GOOGLE, 324 pp, exc cond, $6 A BOOK OF TIME, hb, xlib,Is time a wheel? Is time absolute? Is it relative? Is it a kind of space? It can be all these and more besids; the possibilities are bewildering. traces the developments in an anecdotal and leisurely narratve, sumptuously illustrated with color and b/w photos of clocks calendars watchmaers sundials, and beautiful timepieces of all kinds....Includes early calendars, modern calendar reforms, sundials and sand glasses, clocks, clock makers and menders, time and travel, from Apollo to Apollo, 140 pp,$6 Any books printed 1985 or earlier are sold to adults as collectors only. ____________________________________________________________ Globe Life Insurance $1* Buys $50,000 Life Insurance. Adults or Children. No Medical Exam. http://thirdpartyoffers.juno.com/TGL3141/4ce9d9ea5f323305d2est03duc ------------------------------------ BedrockAuction, BedrockBargains, BedrockBooks, BedrockRefunders, BedrockSwappers, BedrockTrue-Crime, BedrockTunes!!!Yahoo! 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