№ files_lp_4_process_3_133499
Research-based educational text discussing findings on ability grouping in schools and presenting a generic proficiency scale model connected to learning progressions and differentiated curriculum standards.
Topic: Ability grouping and proficiency scales in education
Document type: Educational research summary and explanatory text
Academic field: Education
Key concepts: Ability grouping, flexible grouping, proficiency scales, learning progressions, curriculum differentiation
Cited authors: Kulik, J.; Slavin, R.; Williams; Heritage; Daro; Mosher; Corcoran; Marzano
Referenced years: 1972; 1987; 1992; 2008; 2010; 2011
Educational context: School classroom instruction and curriculum design
Table included: Generic Proficiency Scale with performance levels from 0.0 to 4.0
Primary focus: Conditions and effects of ability grouping and the structure of proficiency scales for prioritized standards
Price: 8 / 10 USD
The file will be delivered to the email address provided at checkout within 12 hours.

Don’t have cryptocurrency yet?

You can still complete your purchase in a few minutes:
  1. Buy Crypto in a trusted app (Coinbase, Kraken, Cash App or any similar service).
  2. In the app, tap Send.
  3. Select network, paste our wallet address.
  4. Send the exact amount shown above.
After sending, paste your TXID (transaction ID) and your email to receive the download link. Need help? Contact support and we’ll guide you step by step.