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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
$6.94 (Save 69%)
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
$1.32 (Save 86%)
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
$7.98 (Save 57%)
4.
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

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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.
Bathtub Physics
Bathtub Physics by Ruchlis, Hy, Skibinski, Ray ISBN: 9780152057305 List Price: $4.95

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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

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8.
Wonder of Heat Energy
Wonder of Heat Energy by Ruchlis, Hy ISBN: 9781179555720 List Price: $23.75
$27.40
9.
Discovering Scientific Method
Discovering Scientific Method by Hy Ruchlis ISBN: 9780060251000

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10.
Mirrors
Mirrors by Ruchlis, Hy ISBN: 9780875940144 List Price: $3.50
$24.99
11.
Math Projects : Mathematical Shapes
Math Projects : Mathematical Shapes by Ruchlis, Hy, Milgrom, Harry... ISBN: 9780875940151 List Price: $3.95
$24.99
12.
Guidelines to Education of Nonreaders
Guidelines to Education of Nonreaders by Ruchlis, Hy ISBN: 9780875940496 List Price: $4.95

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13.
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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14.
Math Projects: Polyhedral Shapes
Math Projects: Polyhedral Shapes by Bassetti, Fred, Ruchlis, Hy... ISBN: 9780875940168 List Price: $3.95

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15.
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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16.
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
$24.16
17.
Reality-Centered Learning - Hy Ruchlis - Hardcover
Reality-Centered Learning - Hy Ruchlis - Hardcover by Ruchlis, Hy, Sharefkin, Belle ISBN: 9780590074339 List Price: $7.95
$22.43
18.
Science Puzzle Pictures - Hy Ruchlis - Paperback
Science Puzzle Pictures - Hy Ruchlis - Paperback by Ruchlis, Hy ISBN: 9780875940489 List Price: $4.00

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19.
Reality-Centered Learning
Reality-Centered Learning by Ruchlis, Hy, Sharefkin, Belle ISBN: 9780590096027 List Price: $4.50
$18.33
20.
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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21.
Hip Reader
Hip Reader by Pollack, Cecelia, Lane, Pat... ISBN: 9780875940458 List Price: $7.95

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22.
Hip Reader
Hip Reader by Pollack, Cecelia, Lane, Pat... ISBN: 9780875940113 List Price: $7.95

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