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 21 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 cactus spine
A gecko's sticky toes
A mole's wide front paws
A beetle's hard shell
A.A pad that grips a smooth wall
B.A hard hat that protects your head
C.Barbed wire that keeps animals out
D.A digging spade with a broad blade
2.Draw a line from each one to its match.
A bird's wing
A leaf that sheds rain
A burr that sticks to fur
A duck's webbed foot
A.The curved wing of an aeroplane
B.A raincoat that water runs off
C.Hook-and-loop fastening on a shoe
D.Swimming flippers, to push more water
LessonPrint · 1-LS1-1 · Set 21 · free to copy for classroom use
Answer key — Copying What Already Works
Set 21. Prints on its own sheet.
1.1. A cactus spine — C (Barbed wire that keeps animals out) 2. A gecko's sticky toes — A (A pad that grips a smooth wall) 3. A mole's wide front paws — D (A digging spade with a broad blade) 4. A beetle's hard shell — B (A hard hat that protects your head)
2.1. A bird's wing — A (The curved wing of an aeroplane) 2. A leaf that sheds rain — B (A raincoat that water runs off) 3. A burr that sticks to fur — C (Hook-and-loop fastening on a shoe) 4. A duck's webbed foot — D (Swimming flippers, to push more water)
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.