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Using the simple diagrams and clear photos in this book, along with items found around the house, children can measure the weight of air, launch a balloon rocket, and perform other fun feats
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Book Description Julian Messner, New York, 1989. Soft cover. Condition: New. No Jacket. Gardner, Robert (illustrator). 2nd Paperback. Seller Inventory # 7334
Book Description Julian Messner, 1989. Paperback. Condition: New. Seller Inventory # DADAX0671675761
Book Description Julian Messner, 1989. Paperback. Condition: New. Never used!. Seller Inventory # P110671675761