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Curated OER
Tree-Ring Activity
In this tree ring worksheet, students analyze tree ring samples to determine the age of the tree. They compare them to archived samples and answer questions about the age of the tree and its growth years and abnormal growth years.
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Practice Estimating!
Bring math home with this interative estimating worksheet! Scholars make educated guesses about the number of six household items: crayons in a crayon box, keys on a key ring, coins in a piggy bank, trees in the yard, pictures on the...
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Measuring Absolute Time
In this absolute time instructional activity, students answer eleven questions about ways to measure the age of fossils. They define half-life, answer questions about radioactive dating, tree rings and varves.
NASA
The Effects of Sunspots on Climate
In this sunspots and climate change learning exercise, learners use a diagram of a tree stump and its rings to determine the age of the tree. They use sunspot data from the internet and they construct an Excel spreadsheet to compare the...
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How Old is That Tree?
In this age of a tree worksheet, students use "Tree Cookies" and count the number of rings in each, they determine the age of the tree and they identify any special features and what they may indicate.
Forest Foundation
The Nature of Trees
Young botanists examine the different parts of tress and then draw parallels between the functions of these parts and the function of parts of the human body.
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Explorit's Tree Quiz
In this online interactive tree quiz worksheet, students respond to 6 questions. Students may check their answers for accuracy.
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Student Exploration: Measuring Trees
In this measuring trees worksheet, learners explore the internet program Gizmo about measuring trees and answer short answer questions about it. Students answer 22 questions.
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Where Have All the Apples Gone?
In this subtraction worksheet, 2nd graders examine three pictures of apple trees. They use the apple numbers to answer 4 problems.
1 plus 1 plus 1 equals 1
12 Days of Christmas 12 days of Christmas, Christmas, number sequence, numbers
It's time to celebrate the 12 days of Christmas with this fun set of full-color printables that would be ideal for early readers and counters during the holidays.
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Pecans
In this calculator activity, learners complete a task using pecans. Students complete 4 short answer questions and a "challenge" question using reasoning skills and calculating their responses.
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Probability and Statistics Pre-Test
In this statistics and probability interactive worksheet, students answer ten multiple choice questions by applying the principles of probability.
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Passive Voice Verbs Worksheet
In this passive voice verb worksheet, they rewrite 5 sentence using a passive verbs, rewrite 4 sentences to maintain meaning, change 10 sentences to the passive form, and change 10 passive sentences into the active form.
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Mixed Operations Math Word Problems
In this math word problems worksheet, students use their problem solving skills to solve 5 story problems that require them to add, subtract, multiply, and divide.