Lesson 1

 

Making cells equip

wallpaper paste

balloons

strong plastic bags

sellotape

scissors 

plastic tubs 

Video - Secondary Science from Channel 4 Schools - Scientific Eye - Life and Living Processes 2 - Cells (in Sc8 cupboard).

Cells sort cards

 

Lesson 2 and 3

 

Focusing microscope using pre-prepared slides:

microscope

slides of hair, fish scales etc

pre-prepared slides of water fleas, hair etc

transparent ruler with millimetre scale or eyepiece graticules

(slide, sticky tape)

 

Making own slides:

piece of onion – red preferably

forceps

slide

coverslip

mounted needle

water (or methylene blue stain)

iodine

pipette

 

 

Rhubarb demo:

 

rhubarb stems

clear nail varnish

moss leaves/plant or monocot leaves

forceps

slide

coverslip

mounted needle

water (or methylene blue stain)

pipette

microscope

Lesson 4

 

Looking at tissues

 

microscope

pre-prepared slides (ciliated epithelial, nerve, muscle, xylem, palisade tissues)

 

large video microscope.

 

Dissection of a hens egg – boiled egg, dissection equipment

 

 

Preparing slides

Apparatus per pupil/group:

rhubarb stem

freshly germinated mustard/cress

thick leaves

braising/stewing steak

scalpel

forceps

cavity slide

coverslip

mounted needle

water (or methylene blue stain)

pipette

microscope

0.5 mol dm^-3 NaCl solution

Plasticine

 

 

 

 

scissors

coloured pens/pencils

glue

small cardboard box (e.g. shoebox)

cling film

sausage shaped balloon

card

Plasticine

 

Possible apparatus.

 

Which stain is best?

Apparatus per pupil/group:

source of animal/plant cells

forceps

slide

coverslip

mounted needle

pipette

microscope

selection of stains (iodine solution, methylene blue, toluidene blue, eosin Y, acetocarmine)

Lesson 5

 

paper

glue

coloured pencils

scissors

Lesson 6

 

Flower dissection

Apparatus per group:

flower

forceps

sticky tape

(scalpel)

 

Lesson 7

 

Possibly needed for pollen tube growth

Apparatus per group:

 

cavity slides

coverslips

mounted needle

pipettes

(paintbrush, transparent ruler with millimetre scale, stopwatch)

selection of strengths of sucrose solution each containing 0.01% sodium borate (e.g. 1%, 5%, 10%, 15%, 20%)

different types of pollen from overripe anthers if possible (e.g. deadnettle, lily)

acetocarmine or neutral red stains

eye piece graticule or Skills sheet 43