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Showing 1 - 22 of 22 Results
1.
Clear Thinking A Practical Introduction
Clear Thinking A Practical Introduction by Ruchlis, Hy, Oddo, Sandra, ... ISBN: 9780879755942 List Price: $22.98
$2.64 (Save 88%)
2.
Mr. Wizard's 400 Experiments in Science
Mr. Wizard's 400 Experiments in Science by Hy Ruchlis, Don Herbert ISBN: 9780875940120 List Price: $9.95
$1.86 (Save 81%)
3.
How Do You Know It's True? Discovering the Difference Between Science and Superstition
How Do You Know It's True? Discovering the Difference Between Science and Superstition by Ruchlis, Hy ISBN: 9780879756574 List Price: $18.98
$3.54 (Save 81%)
4.
Bathtub Physics
Bathtub Physics by Ruchlis, Hy, Skibinski, Ray ISBN: 9780152057305 List Price: $4.95

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5.
Discoveries in Ancient Life : Paleontology, the Study of Fossils
Discoveries in Ancient Life : Paleontology, the Study of Fossils by Brown, Vinson, Whitmore, Fr... ISBN: 9781258252120 List Price: $37.95

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6.
Discoveries in Ancient Life : Paleontology, the Study of Fossils
Discoveries in Ancient Life : Paleontology, the Study of Fossils by Brown, Vinson, Whitmore, Fr... ISBN: 9781258257552 List Price: $22.95
$64.02
7.
How a Rock Came to Be in a Fence on a Road Near a Town
How a Rock Came to Be in a Fence on a Road Near a Town by Ruchlis, Hy, Selsam, Millic... ISBN: 9780802761620 List Price: $4.85
$150.05
8.
Reality-Centered Learning - Hy Ruchlis - Hardcover
Reality-Centered Learning - Hy Ruchlis - Hardcover by Ruchlis, Hy, Sharefkin, Belle ISBN: 9780590074339 List Price: $7.95

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9.
Science Puzzle Pictures - Hy Ruchlis - Paperback
Science Puzzle Pictures - Hy Ruchlis - Paperback by Ruchlis, Hy ISBN: 9780875940489 List Price: $4.00
$76.77
10.
Invitations to Investigate: An Introduction to Scientific Exploration - Paul Franz Brandwein...
Invitations to Investigate: An Introduction to Scientific Exploration - Paul Franz Brandwein... by Brandwein, Paul F., Ruchlis... ISBN: 9780152388355 List Price: $5.95
$68.06
11.
Reality-Centered Learning
Reality-Centered Learning by Ruchlis, Hy, Sharefkin, Belle ISBN: 9780590096027 List Price: $4.50
$52.21
12.
Mr. Wizard's 400 Experiments in Science
Mr. Wizard's 400 Experiments in Science by Herbert, Don, Ruchlis, Hy ISBN: 9780875943435 List Price: $14.95

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13.
Hip Reader
Hip Reader by Pollack, Cecelia, Lane, Pat... ISBN: 9780875940458 List Price: $7.95

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14.
Hip Reader
Hip Reader by Pollack, Cecelia, Lane, Pat... ISBN: 9780875940113 List Price: $7.95

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15.
Math Projects: Polyhedral Shapes
Math Projects: Polyhedral Shapes by Bassetti, Fred, Ruchlis, Hy... ISBN: 9780875940168 List Price: $3.95

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16.
Mr. Wizard's Science Activities
Mr. Wizard's Science Activities by Herbert, Don, Ruchlis, Hy ISBN: 9780685561836 List Price: $4.50

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17.
Mirrors
Mirrors by Ruchlis, Hy ISBN: 9780875940144 List Price: $3.50

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18.
Math Projects : Mathematical Shapes
Math Projects : Mathematical Shapes by Ruchlis, Hy, Milgrom, Harry... ISBN: 9780875940151 List Price: $3.95

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19.
Guidelines to Education of Nonreaders
Guidelines to Education of Nonreaders by Ruchlis, Hy ISBN: 9780875940496 List Price: $4.95

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20.
Wonder of Heat Energy
Wonder of Heat Energy by Ruchlis, Hy ISBN: 9781179555720 List Price: $23.75
$65.21
21.
Discovering Scientific Method
Discovering Scientific Method by Hy Ruchlis ISBN: 9780060251000

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22.
The Wonder of Heat Energy
The Wonder of Heat Energy by Ruchlis, Hy, Hy Ruchlis ISBN: 9781354722695 List Price: $23.95

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