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	1.	Be a friend to trees / by Patricia Lauber ; illustrated by Holly Keller. by Lauber, Patricia Keller, Holly [ill.] Series: Let's-read-and-find-out science. Stage 2 Material type: Text; Format: print ; Literary form: Not fiction ; Audience: Juvenile; Publication details: New York, NY : HarperCollins Publishers, c1994 Availability: Items available for loan: Ayers (1)Call number: 582.16 LAU.
	2.	Rock collecting / by Roma Gans ; illustrated by Holly Keller. by Gans, Roma, 1894- Keller, Holly [ill.] Series: Let's-read-and-find-out science. Stage 1 Material type: Text; Format: print ; Literary form: Not fiction ; Audience: Juvenile; Publication details: New York : HarperCollinsPublishers, c1997 Availability: Items available for loan: Ayers (1)Call number: 552 GAN.
	3.	From tadpole to frog / by Wendy Pfeffer ; illustrated by Holly Keller. by Pfeffer, Wendy, 1929- Keller, Holly [ill.] Series: Let's-read-and-find-out science. Stage 1 Material type: Text; Format: print ; Literary form: Not fiction ; Audience: Juvenile; Publication details: New York : HarperCollins, 1994 Availability: Items available for loan: Ayers (2)Call number: 597.8 PFE, ...
	4.	What's it like to be a fish? / by Wendy Pfeffer ; illustrated by Holly Keller. by Pfeffer, Wendy, 1929- Keller, Holly [ill.] Series: Let's-read-and-find-out science. Stage 1 Material type: Text; Format: print ; Literary form: Not fiction ; Audience: Juvenile; Publication details: New York : HarperCollins Publishers, 1996 Availability: Items available for loan: Ayers (1)Call number: 597 PFE.
	5.	Who eats what? : food chains and food webs / by Patricia Lauber ; illustrated by Holly Keller. by Lauber, Patricia Keller, Holly [ill.] Series: Let's-read-and-find-out. Stage 2 Edition: 1st ed. Material type: Text; Format: print ; Literary form: Not fiction ; Audience: Juvenile; Publication details: New York : HarperCollins, c1995 Availability: Items available for loan: Ayers (2)Call number: 574.53 LAU, ...
	6.	Let's go rock collecting / by Roma Gans ; illustrated by Holly Keller. by Gans, Roma, 1894- Keller, Holly [ill.] Series: Let's-read-and-find-out science. Stage 2 Edition: Newly ill. ed. Material type: Text; Format: print ; Literary form: Not fiction ; Audience: Juvenile; Publication details: New York : HarperCollinsPublishers, c1997 Availability: Items available for loan: Ayers (2)Call number: 552 GAN, ...
	7.	An octopus is amazing / by Patricia Lauber ; illustrated by Holly Keller. by Lauber, Patricia Keller, Holly [ill.] Series: Let's-read-and-find-out science book. Stage 2 Material type: Text; Format: print ; Literary form: Not fiction ; Audience: Juvenile; Publication details: New York : HarperCollinsPublishers, c1990 Availability: Items available for loan: Ayers (1)Call number: 594.56 LAU.
	8.	Sponges are skeletons / by Barbara Esbensen ; illustrated by Holly Keller. by Esbensen, Barbara Juster Keller, Holly [ill.] Series: Let's-read-and-find-out science. Stage 2 Material type: Text; Format: print ; Literary form: Not fiction ; Audience: Juvenile; Publication details: New York : HarperCollins, c1993 Availability: Items available for loan: Ayers (1)Call number: 593.4 ESB.
	9.	Sounds all around / by Wendy Pfeffer ; illustrated by Holly Keller. by Pfeffer, Wendy, 1929- Keller, Holly [ill.] Series: Let's-read-and-find-out science. Stage 1. Material type: Text; Format: print ; Literary form: Not fiction ; Audience: Juvenile; Publication details: New York : HarperCollins, c1999 Availability: Items available for loan: Ayers (1)Call number: 534 PFE.