Given the descriptions or chemical formulas, students will use relative masses of elements in substance to calculate and determine the ratio of atoms of each element in a compound so as to determine percent composition or empirical formula.

A tier 1 force and motion instructional resource for grade 4.

A Tier 1 force and motion instructional resource for grade 1.

This resource provides flexible alternate or additional learning activities for students learning about the gravitational attraction between objects of different masses at different distances. IPC TEKS (4)(F)

This resource provides alternative or additional tier-one learning options for students learning about heat transfer, Chemistry TEKS (11)(B).

This resource supports Chemistry TEKS (11)(A).

This resource, developed to support Chemistry TEKS (11)(D), provides alternative or additional tier-one learning options to help students understand the concept of specific heat capacity.

This resource provides flexible alternative or additional learning opportunities for students to identify the main functions of the digestive system.

This resource provides alternative or additional tier-one learning options for students learning about projectile motion—Physics TEKS (4)(C).

This resources allows students to explore the postulates of the Kinetic Molecular Theory in order to better understand why gas particles behave the way that they do.  

A Tier 1 energy instructional resource for grade 3.

This resource provides flexible alternate or additional learning opportunities for students to recognize the development and components of the cell theory, TEKS (7)(12)(F).

This resource provides information on the standardized system for labeling and classifying chemicals known as the Globally Harmonized System of Classification and Labeling of Chemicals (GHS).

This resource provides flexible alternative or additional learning opportunities for students to differentiate between elements and compounds on the most basic level, Science TEKS (6)(5)(C).

This resource provides the documents, videos, and materials to participants of the Science Academies for Grade K–4, Part 2 training. This training, previously available in Texas Courses, is now openly available but does not earn course provider credit and no certificate will be offered. 

A Tier 1 earth science instructional resource for kindergarten.

A Tier 1 force and motion instructional resource for grade 3

This Tier 1 resource provides flexible alternative or additional learning opportunities for students to distinguish between physical and chemical changes in matter in the digestive system.

A Tier 1 life science instructional resource for Grade 7

A Tier 1 life science instructional resource for Grade 7