Texas TEKS 2.11

Science2nd GradeEarth and space

TEKS Knowledge Statement (Expectation Cluster)

Earth and space. The student knows that earth materials and products made from these materials are important to everyday life. The student is expected to:

Texas Essential Knowledge and Skills for Science

Cluster contents

Student Expectations in This Statement

2.11 is a TEKS knowledge and skills statement. These are the student expectations under it.

Teacher's field guide

What This Cluster Means

What Students Need to Do

Students sort materials found in nature from objects made by people. They connect common products to natural sources and choose ways to use less, reuse items, recycle, or use the correct waste bin.

What Mastery Looks Like

Given familiar examples, a student correctly labels a rock, tree, and water as natural, and a bottle, paper sheet, and spoon as human-made. The student explains how one reuse or disposal choice saves materials or reduces waste.

Common Misconceptions

Students may call paper natural because it comes from trees, or call a metal can natural because metal comes from the ground. Some think any item found outdoors is natural. Others think every discarded item belongs in recycling, even when local bins do not accept it.

How to Assess It

Show pictures of a tree, rock, paper cup, and plastic toy, then ask students to label each natural or human-made. Ask how they should handle a used paper bag and how that choice helps.

Lesson moves

Ways to Teach It

  1. Set out a rock, twig, paper, bottle, and spoon; students sort them, then match each made object to its natural source.

  2. Students write whether paper cups or washable cups are better for class and give two reasons about materials and waste.

  3. Play a source and product matching game with cards such as tree and paper, then name a reduce, reuse, or recycle move.

  4. Audit one day of classroom trash, count paper, plastic, and metal items, then choose one item the class can avoid or reuse.

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Related Standards

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