- Science matters!, Brian Knapp ; [illustrations, David Woodroffe], vol. 19 - (lib. bdg. : set)
- Under the microscope, science tools /, v.2 - (v. 2 : alk. paper)
- Under the microscope, science tools /, v.4 - (v. 4 : alk. paper)
- Under the microscope, science tools /, v.8 - (v. 8 : alk. paper)
- Science matters!, Brian Knapp ; [illustrations, David Woodroffe], vol. 8 - (lib. bdg. : set)
- Under the microscope, science tools /, v.1 - (set : alk. paper)
- Science matters!, Brian Knapp ; [illustrations, David Woodroffe], vol. 25 - (lib. bdg. : v. 25)
- Science matters!, Brian Knapp ; [illustrations, David Woodroffe], vol. 22 - (lib. bdg. : v. 22)
- Under the microscope, science tools /, v.8 - (set : alk. paper)
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- Under the microscope, science tools /, v.3 - (v. 3 : alk. paper)
- Science matters!, Brian Knapp ; [illustrations, David Woodroffe], vol. 7 - (lib. bdg. : v. 7)
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- Science matters!, Brian Knapp ; [illustrations, David Woodroffe], vol. 10 - (lib. bdg. : set)
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- Under the microscope, science tools /, v.7 - (v. 7 : alk. paper)
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- Under the microscope, science tools /, v.2 - (set : alk. paper)
- Under the microscope, science tools /, v.6 - (set : alk. paper)
- Science matters!, Brian Knapp ; [illustrations, David Woodroffe], vol. 13 - (lib. bdg. : set)
- Science matters!, Brian Knapp ; [illustrations, David Woodroffe], vol. 24 - (lib. bdg. : set)
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- Under the microscope, science tools /, v.7 - (set : alk. paper)
- Science matters!, Brian Knapp ; [illustrations, David Woodroffe], vol. 1 - (lib. bdg. : v. 1)
- Science matters!, Brian Knapp ; [illustrations, David Woodroffe], vol. 25 - (lib. bdg. : set)
- Under the microscope, science tools /, v.3 - (set : alk. paper)
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- Science matters!, Brian Knapp ; [illustrations, David Woodroffe], vol. 3 - (lib. bdg. : v. 3)
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- Under the microscope, science tools /, v.1 - (v. 1 : alk. paper)
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- Science matters!, Brian Knapp ; [illustrations, David Woodroffe], vol. 2 - (lib. bdg. : v. 2)
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- Science matters!, Brian Knapp ; [illustrations, David Woodroffe], vol. 1 - (lib. bdg. : set)
- Under the microscope, science tools /, v.4 - (set : alk. paper)