K-4 ┊ 419 words ┊ ◄))
K-4, 419 words, 4 minutes audio time.
Provides examples to show how wedges are simple machines that make pulling apart, stopping, and moving easier. Includes an activity.
READ
K-4 ┊ 419 words ┊ ◄))
K-4, 419 words, 4 minutes audio time.
Provides examples to show how wedges are simple machines that make pulling apart, stopping, and moving easier. Includes an activity.
READ