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Lego Chain Reactions - Design and build amazing moving machines
Children's hardcover $38.99
Reader Reward Price: $35.09
Sci Spell Bk - Magical Experiments for Kids
Children's paperback $24.99
Reader Reward Price: $22.49
Astrophysics For Young People In A Hurry
Children's paperback $15.95
Reader Reward Price: $14.36
Sci Of Song - How and Why We Make Music
Children's hardcover $19.99
Reader Reward Price: $17.99
Folding Paper Airplanes W/ Stem - For Beginners to Experts
Children's paperback $12.95
Reader Reward Price: $11.66
Lights Day & Night - The Science of How Light Works
Children's hardcover $19.99
Reader Reward Price: $17.99
Sci Of Light - Things that Shine, Flash, and Glow
Children's hardcover $24.99
Reader Reward Price: $22.49
