№ lp_1_2_62141
Year: 2013
Region / City: United States
Theme: Science Education
Document Type: Educational Standards
Organization: National Research Council
Author: National Research Council
Target Audience: Educators, Curriculum Developers, Researchers
Period of validity: Ongoing
Approval Date: 2013
Date of revisions: N/A
Context: Cluster specifications for developing items aligned with the Next Generation Science Standards (NGSS), detailing the structure of item clusters and performance expectations.
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.