
 Resource ID: K4SCI002
 Grade Range: 2
 Subject: Science
Increasing and Decreasing Energy
This resource provides sample activities for teachers to use in helping students to identify and investigate the effects of increasing and decreasing amounts of light, heat, and sound energy on an object.

 Resource ID: R4SCI0027
 Grade Range: 10–12
 Subject: Science
What’s Trending with the Elements?
This resource, aligned with Chemistry TEKS (5)(C), provides alternative or additional tierone learning options for students using the periodic table to identify and explain trends.

 Resource ID: MATH_IMG_001
 Grade Range: K–8
 Subject: Math
Interactive Math Glossary
The Interactive Math Glossary is provided by the Texas Education Agency to help teachers explore and understand mathematics vocabulary.

 Resource ID: GM4L16a
 Grade Range: 9–12
 Subject: Math
Making Conjectures About Circles and Angles
Given examples of circles and the lines that intersect them, the student will use explorations and concrete models to formulate and test conjectures about the properties of and relationships among the resulting angles.

 Resource ID: GM5L2
 Grade Range: 9–12
 Subject: Math
Solving Problems With Similar Figures
Given problem situations involving similar figures, the student will use ratios to solve the problems.

 Resource ID: A2M3L3
 Grade Range: 9–12
 Subject: Math
Transformations of Square Root and Rational Functions
Given a square root function or a rational function, the student will determine the effect on the graph when f(x) is replaced by af(x), f(x) + d, f(bx), and f(x  c) for specific positive and negative values.

 Resource ID: A2M3L4
 Grade Range: 9–12
 Subject: Math
Transformations of Exponential and Logarithmic Functions
Given an exponential or logarithmic function, the student will describe the effects of parameter changes.

 Resource ID: A2M6L2A
 Grade Range: 9–12
 Subject: Math
Solving Square Root Equations Using Tables and Graphs
Given a square root equation, the student will solve the equation using tables or graphs  connecting the two methods of solution.

 Resource ID: A2M7L0
 Grade Range: 9–12
 Subject: Math
Rational Functions: Predicting the Effects of Parameter Changes
Given parameter changes for rational functions, students will be able to predict the resulting changes on important attributes of the function, including domain and range and asymptotic behavior.

 Resource ID: R4SCI0033
 Grade Range: 9–12
 Subject: Science
Internal Feedback Mechanisms
This resource utilizes videos, intestigations, and interactives to help students understand and describe the role of internal feedback mechanisms.

 Resource ID: SM0L10
 Grade Range: 9–12
 Subject: Science
Dimensional Analysis
Given quantitative data, students will express and manipulate quantities using dimensional analysis.

 Resource ID: BM1L8B
 Grade Range: 9–12
 Subject: Science
Cell Specialization and Differentiation
Given examples, descriptions, and illustrations, students will be able to describe the role of DNA, RNA, and environmental factors in cell differentiation.

 Resource ID: SM0L12
 Grade Range: 9–12
 Subject: Science
Significant Figures
Given quantitative data, students will express and manipulate quantities using the correct number of significant figures.

 Resource ID: SM0L14
 Grade Range: 9–12
 Subject: Science
Scientific Reasoning
Given information extracted from current events, news reports, journal articles, marketing, or promotional materials, students will evaluate the claims for validity.

 Resource ID: CM3L4
 Grade Range: 9–12
 Subject: Science
Valence Shell Electron Pair Repulsion
Given illustrations or descriptions, students will predict the shape of molecules based upon the extent of the electron pair electrostatic repulsion.

 Resource ID: CM3L5
 Grade Range: 9–12
 Subject: Science
Chemical Bonding: Metallic Bonds
Given scenarios or diagrams, students will describe the nature of metallic bonding and explain properties such as thermal and electrical conductivity, malleability, and ductility of metals.

 Resource ID: CM2L6
 Grade Range: 9–12
 Subject: Science
Electron Configuration
Given descriptors, diagrams, and chemical symbols, students will use the periodic table to determine the electron configuration of neutral atoms.

 Resource ID: CM3L9
 Grade Range: 9–12
 Subject: Science
Moles and Molar Mass
Given descriptions or chemical formula of a substance, students will use the concept of a mole to relate atomic mass to molar mass.

 Resource ID: PM4L5
 Grade Range: 9–12
 Subject: Science
Wave Behavior: Doppler Effect
Given diagrams, scenarios, or illustrations, students will identify the characteristics of the Doppler effect.

 Resource ID: CM5L3
 Grade Range: 9–12
 Subject: Science
Types of Solutions: Saturated, Supersaturated, or Unsaturated
Given scenarios, graphs, diagrams, or illustrations, the student will determine the type of solution such as saturated, supersaturated, or unsaturated.