This is a useful resource (working scientific skills), good for KS3 and especially KS4, understanding the difference between random and systematic errors, accuracy and precision, reproduciblity, etc with KS4 example exam questions

biology GCSE 9-1 edexcel Endocrine glands and hormones body diagram worksheet students could also draw arrows to target organs

hormone quick quiz and names of hormones, glands, target organ and effects fill in

renewable energy sources -advantages and disadvantages Can be used for KS4 but also KS3. You can laminate this sheet and students tick or cross with a wipeable marker pen.

easy card sort for KS3 and KS4 (lower ability) advantages and disadvantages