How do cats see in the dark? How can you prove that plants perspire? What insect has the longest life span? Two books (one for younger and one for more sophisticated readers) each pose 190 challenging science questions. Each question appears on a single illustrated page with the answer printed upside-down at the bottom of the page. Good Year Books.192 pages each.
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How do cats see in the dark? How can you prove that plants perspire? What insect has the longest life span? Two books (one for younger and one for more sophisticated readers) each pose 190 challenging science questions. Each question appears on a single illustrated page with the answer printed upside-down at the bottom of the page. Good Year Books.192 pages each.
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Add this copy of Science Challenge Level 2: 190 Fun and Creative to cart. $6.98, good condition, Sold by ThriftBooks-Reno rated 5.0 out of 5 stars, ships from Reno, NV, UNITED STATES, published 2005 by Good Year Books.
Add this copy of Science Challenge, Level II to cart. $28.34, good condition, Sold by Bonita rated 4.0 out of 5 stars, ships from Newport Coast, CA, UNITED STATES, published 2005 by Good Year Books.
