Copying What Already Works is a free printable Grade 1 science worksheet on solving a human problem by mimicking a plant or animal part, aligned to Common Core standard 1-LS1-1. It prints 2 questions with an answer key on its own sheet of paper, in 25 versions that each ask different questions, so no two pupils in the class work from the same page. Print it from the browser or download it as a PDF — no account, no email.
Set 24 of 25 · the same problems every time you open this link.
Set 1 has all 25 in a single PDF. All 25 sets ask different questions.
Copying What Already Works
1-LS1-1
NameDate
Draw a line from each living thing to what it inspired.
1.Draw a line from each one to its match.
A duck's webbed foot
A cactus spine
A mole's wide front paws
A bird's wing
A.Swimming flippers, to push more water
B.Barbed wire that keeps animals out
C.The curved wing of an aeroplane
D.A digging spade with a broad blade
2.Draw a line from each one to its match.
A beetle's hard shell
A gecko's sticky toes
A burr that sticks to fur
A leaf that sheds rain
A.A raincoat that water runs off
B.Hook-and-loop fastening on a shoe
C.A pad that grips a smooth wall
D.A hard hat that protects your head
LessonPrint · 1-LS1-1 · Set 24 · free to copy for classroom use
Answer key — Copying What Already Works
Set 24. Prints on its own sheet.
1.1. A duck's webbed foot — A (Swimming flippers, to push more water) 2. A cactus spine — B (Barbed wire that keeps animals out) 3. A mole's wide front paws — D (A digging spade with a broad blade) 4. A bird's wing — C (The curved wing of an aeroplane)
2.1. A beetle's hard shell — D (A hard hat that protects your head) 2. A gecko's sticky toes — C (A pad that grips a smooth wall) 3. A burr that sticks to fur — B (Hook-and-loop fastening on a shoe) 4. A leaf that sheds rain — A (A raincoat that water runs off)
More practice for 1-LS1-1
Solve a human problem by copying a body part that helps a plant or animal survive.
Teaching this next? Copying What Already Works is the 50-minute plan for it, with the misconceptions to expect.