Teacher answer key for the Virtual Impact Lab Handout. Provides fixed measurements based on the simulation snapshots and pedagogical notes on the proportional relationships between height/mass and displacement. Includes visual setup diagrams matching the student handout. Corrected units to m/s. Fixes technical typos and visual alignment.

Updated distance learning lab handout. Adds a descriptive setup section with CSS-based visual diagrams illustrating how ramp height and cart mass were varied. Clearly shows the red 0cm start line at the ramp edge. Fixes page breaks and missing student work areas. Corrected units to m/s. Standardized rulers for measurement accuracy.

A technical fact sheet for 7th grade students explaining the mechanism of CRISPR gene editing, comparing it to traditional GMOs, and highlighting real-world agricultural applications. Now includes a self-check section with drawing space.

An assessment worksheet for students with improved spacing for explanations, clearer matching layout, and sections protected from awkward page breaks. Now includes a case study comparing CRISPR to traditional GMOs.

A guided notes document for 7th grade students to use during the presentation, now with a dedicated section for taking notes on the CRISPR 'molecular scissors' mechanism and a creative drawing area.