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赞助Standards-Based. Supports NGSS. Used in 30k+ Schools. Made in Partnership with NSTA. Includes a lesson plan, activity, worksheet, quiz, video, reading & more.
Used in 30k+ Schools · Kid Tested & Approved · Partnered with NSTA · State-Standards Aligned
Types: Grades K-2 Science, Grades 3-5 Science, Grades 6-8 Science