“Despite this, you should still get the best bang for your buck where you can – if you've £5,000 or more to save, Premium Bonds are likely to be a better option than standard easy-access savings.” Premium Bonds are noticeably different from other ...
https://www.theguardian.com/money/2022/feb/19/nsi-doubles-interest-on-green-savings-bond-but-returns-still-lag-market-leaders
savings bonds Savings bonds are low risk, but that means you won’t earn as much as you would with a more aggressive investment. If you want the maximum return on your investment, you have to hold onto U.S. ... When you cash in the bond, you’ll have to pay federal income taxes on the interest earned unless you use the funds to pay for higher education.
https://www.usbank.com/financialiq/manage-your-household/personal-finance/are-savings-bonds-still-a-thing.html
you cash the bond and receive what the bond is worth, including the interest, or you give up ownership of the bond and the bond is reissued, or the bonds stops earning interest because it has reached final maturity
https://www.treasurydirect.gov/indiv/research/indepth/ebonds/res_e_bonds_eetaxconsider.htm
You'll need to know the following information to determine the value of your savings bond: Series: This should be printed on the face of your savings bond or clearly described in your online account. ... Denomination: The face value shown on your individual bond. Bond Serial Number: A unique alphanumerical identifier that will assist TreasuryDirect in finding your exact bond. Issue Date: The month and year of your bond's issuance.
https://www.treasurydirect.gov/indiv/research/indepth/ebonds/res_e_bonds.htm
pdf for "what to do with a savings bond".(Page 1 of about 17 results)